Search Results: "Astronomer"

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04:25
The Blind Astronomer Of Nova Scotia

510 views / 1 likes - added 7 years ago

Tim Doucette is legally blind, yet he sees the stars better than most people. A childhood diagnosis of congenital cataracts forced doctors to remove Doucette's lenses and widen his pupils. That left the amateur astronomer with only about 10 percent of his
14:30
Astronomer Explains How SETI Searches for Aliens | WIRED

399 views / 0 likes - added 4 years ago

Is there any life beyond Earth? SETI Institute Director Emeritus Jill Tarter believes we will find that answer in the 21st century. Jill explains the science and logistics that goes into searching for extra-terrestrial life, and the reasons why there's st
07:32
Astronomer Explains How NASA Detects Asteroids | WIRED

170 views / 0 likes - added 2 years ago

It's the end of the world in "Don't Look Up," and it's all thanks to a comet heading straight towards Earth. Dr. Amy Mainzer, a science consultant on "Don't Look Up," breaks down a few scenes from the film and explores the science behind near-Earth object
01:15 Popular
President Obama Reveals An Astronomer You Need To Know About

742 views / 7 likes - added 8 years ago

President Barack Obama joins us today to recognize a little-known astronomy hero and celebrate #WomeninSTEM . Join the conversation on Twitter #ObamaOnDNews! Watch President Obama on Science Presents DNews every night this week at 9/8c on Science Channel.
05:31
Exoplanets: The Astronomer Looking into Alien Worlds

151 views / 0 likes - added 1 year ago

We know next to nothing about the other 6 billion or so Earth-like exoplanets in the galaxy. With the imminent launch of the largest, most powerful space telescope ever built, Laura Kreidberg is optimistic this will soon change. Kreidberg is the founding
03:01
Did an 18th-Century Astronomer Watch Two Stars Collide?

500 views / 0 likes - added 7 years ago

Once thought to be an observational mistake, the mystery of the impossible star took over 300 years to solve! Watch full episodes of NASA's Unexplained Files: https://www.sciencechannelgo.com/nasas-unexplained-files/ Subscribe to Science Channel: http://b
04:31
What's inside a black hole?

293 views / 0 likes - added 3 years ago

ROG astronomer Rad explains where black holes come from, how we know they're there and the strange effects they have on surrounding matter. We also find out what would happen if ROG astronomer Liz approached one!For School Groups: https://rmg.co.uk/plan-y
01:51 Popular
What Does It Take to Be a Planet and Why Pluto Does Not Belong?

783 views / 1 likes - added 6 years ago

As of 2006, there are three criteria a celestial body has to meet to be considered a planet. Pluto meets two of them. So what was the real reason Pluto got demoted? And will the planet ever get redemption? Pluto Could Be Made A Planet Again, Along With 10
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00:58
The Man Who Invented Zero

112 views / 0 likes - added 12 months ago

It's taken thousands of years for humans to decide what zero is, and also what zero isn't. It's a strange concept to think about what nothing really means in relation to other numbers, but giving zero meaning beyond a simple placeholder was one of the mos
02:29
The Mother Of Hubble | NOVA

638 views / 0 likes - added 8 years ago

As a woman in her generation, astronomer Nancy Roman could not get tenure at a research institution, so instead she was invited to work on Hubble's design and development for more than 25 years. Her perservance and vision earned her the nickname "the moth
03:18
HALLEY, 2061

270 views / 0 likes - added 3 years ago

The intellectual taming of comets began with Edmond Halley (with an assist from Newton) in the late 17th and early 18th centuries. In the April 11, 1908, supplementary edition of Scientific American, astronomer S. I. Bailey wrote, Before Halleys time come
59:49
Carl Sagan Christmas Lecture 1 - The Earth as a Planet

136 views / 0 likes - added 1 year ago

In his first Christmas Lecture, American astronomer and cosmologist Carl Sagan explores planet Earth and the place, scale and geometry of the 'pale blue dot' in the Solar System. Sagan provides a unique insight into the history of our knowledge of the thi
04:37 Popular
Can We Mathematically Prove Aliens Exist?

973 views / 2 likes - added 7 years ago

What is our probability of finding aliens and how close are we to encountering them?? The answer lies somewhere in these 2 equations. Could Life On Earth Have Come From A Comet? - http://bit.ly/2aXZC0a Sign Up For The Seeker Newsletter Here - http://bit.l
03:17 Popular
How The Mysterious Planet 9 Is Tilting Our Solar System

799 views / 1 likes - added 7 years ago

Is the sun actually tilted...or is it just us? DNews dives into this space mystery by taking a closer look at the effects of Planet 9. Check out Seeker VR! Why Humanity Must Explore The Unknown: A Cosmological Journey - https://youtu.be/rVcwlJEfh24 Did We
04:43
How big is the Universe?

270 views / 0 likes - added 3 years ago

ROG astronomer Liz shows us the expanding nature of the Universe and how this affects the light reaching us from distant galaxies, some of which will remain forever hidden from our view.For School Groups: https://rmg.co.uk/plan-your-visit/schools/royal-ob
02:47
Why Jupiter Has So Many Moons

694 views / 2 likes - added 5 years ago

Our solar system is already teaming with nearly 200 moons, and we just got 12 more to add to the list. A team led by astronomer Scott Sheppard out of the Carnegie Institution for Science discovered the moons in 2017 using one of the most powerful digital
05:41
The Hubble Telescope | LEGO's Women of NASA! | Maddie Moate

583 views / 1 likes - added 4 years ago

Here is the second video in my LEGO 'Women of NASA' series! This time we learn about the Hubble Telescope and astronomer, Nancy G Roman (also known as Mother Hubble!) On April 24, 2018, the Hubble Space Telescope celebrated its 28th year in orbit. This is
13:25
The story of 'Oumuamua, the first visitor from another star system | Karen J. Meech

80 views / 0 likes - added 1 year ago

In October 2017, astrobiologist Karen J. Meech got the call every astronomer waits for: NASA had spotted the very first visitor from another star system. The interstellar comet -- a half-mile-long object eventually named `Oumuamua, from the Hawaiian for "
01:31
The ‘alien megastructure’ star is acting weird again

597 views / 1 likes - added 6 years ago

Tabby's Star — officially known as KIC 8462852 — is acting weird, again. Recent reports indicate it has started to dim in brightness. That's what Tabby's star does — it dims. Astronomers were ready for the event — they have pointed telescopes from around
06:42 Popular
Carl Sagan- In 200 bc they proved the earth was round and the size

744 views / 0 likes - added 8 years ago

A most simple deduction made around 200 bc by the Astronomer Eratosthenes. A Globular spheroid is our home ^^ Using the simple concept that shadows must be the same length on a flat surface, but different when on a curved surface, Eratosthenes was able to
02:23
The Traveling Telescope Inspiring Africa’s Next Astronomers

435 views / 0 likes - added 6 years ago

If there’s anyone in education who is aiming for the stars, it’s Kenyan astronomer Susan Murabana. On a mission to inspire Africa’s young people—and especially young women—to become scientists, Murabana and her husband started The Travelling Telescope, an
01:21
Happy Halloween 2022 From NASA!

174 views / 0 likes - added 1 year ago

It might be Halloween, but we have plenty of "Easter Eggs" from this video to share. The building’s mural might say Galaxy of Horrors, but it is also a galaxy of wonders. Here, you can learn about all the images painted on the building: The Sun as s
03:35
Infrared astronomy - with Matthew Bothwell

128 views / 0 likes - added 1 year ago

Why does the universe look the way it does? The answer could lie in the massive, dusty, and star-producing galaxies that existed billions of years ago, and are invisible to the naked eye.Watch Matthew Bothwell's full lecture on 'The Invisible Universe': h
07:05
3 proofs that debunk flat-Earth theory | NASA's Michelle Thaller | Big Think

370 views / 0 likes - added 3 years ago

3 proofs that debunk flat-Earth theory | NASA's Michelle Thaller | Big Think New videos DAILY: https://bigth.ink Join Big Think Edge for exclusive video lessons from top thinkers and doers: https://bigth.ink/Edge ------------------------------------------
04:32
What if the Universe Was Lopsided?

257 views / 0 likes - added 3 years ago

A new study suggests that our universe might not be isotropic like we thought, but instead it could actually be anisotropicmeaning we might live in a lopsided universe. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/
09:50 Popular
Flying Into the Sun? NASA's Parker Solar Probe Mission

797 views / 0 likes - added 6 years ago

NASA is planning a mission to get as close as possible as we can to the Sun and reveal its mysteries. Support us at: http://www.patreon.com/universetoday More stories at: http://www.universetoday.com/ Follow us on Twitter: @universetoday Like us on Facebo
12:17
Will Starshot's Insterstellar Journey Succeed? | Space Time | PBS Digital Studios

485 views / 0 likes - added 7 years ago

Will Breakthrough Starshot make it to Alpha Centauri? Let's find out. Get your own Space Time tshirt at http://bit.ly/1QlzoBi Tweet at us! @pbsspacetime Facebook: facebook.com/pbsspacetime Email us! pbsspacetime [at] gmail [dot] com Comment on Reddit: ht
24:37
The Sky in 350 Billion Years

156 views / 0 likes - added 2 years ago

How did Hubble discover the expansion of the universe? Thank you to BetterHelp for sponsoring today's video. Click here for 10% off your first month - https://betterhelp.com/physicsgirlSupport Physics Girl videos https://www.patreon.com/physicsgirlCreator
05:24 Popular
What the Fahrenheit?!

897 views / 0 likes - added 7 years ago

The crazy story of the arbitrary temperature scale used in a tiny minority of countries. Check out Audible: http://bit.ly/AudibleVe Snatoms are available again! http://www.snatoms.com Support Veritasium on Patreon: http://bit.ly/VePatreon Celsius didn't i
03:52
Could a Dyson Sphere Harness the Full Power of the Sun?

451 views / 0 likes - added 5 years ago

Space colonization and traveling through deep space require lots of energy. Could Dyson Spheres offer humanity a nearly unlimited power source? Watch More Space Crafts! | https://bit.ly/2GqH0aO Read More: The Kardashev Scale Type 0: Why Earth is a Level Z
01:49
Could Explosions on the Sun Harm Earth?

500 views / 0 likes - added 6 years ago

Coronal mass ejections are massive explosions on the sun’s surface that shoot blazing hot plasma into the solar system. So what would happen if one of these explosions were aimed at Earth? NASA Is Going to the Sun! But How...and Why? https://www.youtube.c
02:53
Fast Radio Bursts Probably Aren’t Aliens, BUT We Haven’t Ruled It Out

507 views / 0 likes - added 6 years ago

Check out: To Boldly Go Where No Dog Has Gone Before https://youtu.be/Edx7TZZVi5I Scientists have taken a closer look at the source of those mysterious fast radio bursts you’ve heard about, and they have some new theories. An Interstellar Asteroid Just Fl
59:38
Carl Sagan Christmas Lectures 3 - The History of Mars

134 views / 0 likes - added 1 year ago

Cold, arid, and tens of millions of miles away from Earth, Mars has intrigued scientists for centuries. The existence of liquid on its surface was confirmed by NASAs flyby mission, Mariner 4, in 1965, but the question of whether life exists on our neighbo
59:34
Carl Sagan Christmas lecture 2 - The Outer Solar System and Life

143 views / 0 likes - added 1 year ago

From ancient organisms to the plants and animals we see today, our planet showcases a spectacular array of life. But beneath such diversity lies an underlying unity. All life on Earth is based on two molecules (the proteins and the nucleic acids) and the
09:44
What Is The Resolution Of The Eye?

95 views / 0 likes - added 5 months ago

Follow me: http://www.twitter.com/tweetsauceSOURCES BELOW:Hanu Dixit music: https://www.youtube.com/user/HanuDixit0003Vsauce video about the FRAME RATE of the eye: https://www.youtube.com/watch?v=buSaywCF6E8music from http://www.youtube.com/jakechudnowand
05:18
The woman who stared at the sun - Alex Gendler

266 views / 1 likes - added 2 years ago

Get to know the legacy of Hisako Koyama, whose drawings of the suns surface helped scientists reconstruct 400 years of sunspot activity.--In 1944, amateur astronomer Hisako Koyamas latest endeavor was sketching the suns shifting surface. She spent weeks a
12:12 Popular
Introduction to Astronomy: Crash Course Astronomy #1

719 views / 3 likes - added 9 years ago

Welcome to the first episode of Crash Course Astronomy. Your host for this intergalactic adventure is the Bad Astronomer himself, Phil Plait. We begin with answering a question: "What is astronomy?" -- Table of Contents: What is Astronomy? 3:00 Who Studie
50:03
The invisible universe, from supernova to black holes with Matthew Bothwell

139 views / 0 likes - added 1 year ago

How different does the invisible Universe look from the home we thought we knew? What does the cosmos have in store for us beyond the phenomena we can see, from black holes to supernovas?Watch the Q&A: https://youtu.be/t8VUHQneRtcMatthew's book 'The Invis
08:01
The Z Machine Recreates a Dying Star on Earth

305 views / 0 likes - added 3 years ago

The age of the universe might be wrong, so a team of astrophysicists are using the Z Machine to recreate a piece of it on Earth. What does it take to resurrect a white dwarf star in the lab?Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Foc
04:11
The Mystery of Our Interstellar Visitor May Have Just Been Solved

264 views / 0 likes - added 3 years ago

Ever since 'Oumuamua was discovered in 2017, we've struggled to understand its identity. What is it? Where did it come from? A new study may finally bring answers to all these questions. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elemen
05:08
Could a Particle Accelerator Destroy Earth?

473 views / 0 likes - added 5 years ago

You may have heard theories that particle accelerators could destroy earth by creating strange matter, an accidental black hole, or by tearing the fabric of spacetime itself. But is there any real science behind these claims? There Are 30,000 Particle Acc
03:24
What Happens When You Stare At The Sun

503 views / 0 likes - added 5 years ago

We all know the harmful effects of the sun touching our skin, so we ready ourselves with sunscreen to block the rays. But what about our eyes? What would happen if we happened to stare directly at the sun? Tech Insider tells you all you need to know abou
04:26 Popular
Forget Mars — There Could Be Alien Life On Venus

914 views / 5 likes - added 5 years ago

Despite decades of searching distant planets and stars for alien life we’re still empty handed. Turns out, we may have been looking in all the wrong places. And the answers could be closer than we thought. Life could be right next door — floating in the l
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03:40
Can You Really Name A Star?

615 views / 0 likes - added 8 years ago

Since the dawn of recorded history humankind has tried to classify and study the stars. It’s a continuing mission, and astronomers are finding new stars all the time. But how do they get their names? Learn more at HowStuffWorks.com: http://science.howstuf
04:38
Scientists May Be One Step Closer to Figuring Out How Fast the Universe is Expanding

370 views / 0 likes - added 4 years ago

Scientists have long been aware of the universe's expansion. However, there is much debate among scientists on just how fast the universe is expanding. Subscribe to Seeker! http://bit.ly/subscribeseeker Watch more Elements! http://bit.ly/ElementsPlaylistT
03:35 Popular
What Is The Dwarf Planet Ceres?

815 views / 2 likes - added 8 years ago

Don’t know what the dwarf planet Ceres is, and at this point you’re too afraid to ask? BrainStuff will give you the deets on this otherworldly object. Learn more at HowStuffWorks.com: http://science.howstuffworks.com/dictionary/astronomy-terms/asteroid.ht
05:58
Betelgeuse Is Destined to Explode as a SupernovaBut When?

263 views / 0 likes - added 3 years ago

Long considered one of the brightest stars in the night sky, Betelgeuse has begun to dramatically fade then brighten again for reasons we cant quite pin down. And its caused some people to wonder if it's about to explode. Catch up on Constellations! https
11:22
Meteors: Crash Course Astronomy #23

639 views / 2 likes - added 8 years ago

Today Phil helps keep you from ticking off an astronomer in your life by making sure you know the difference between a meteor, meteorite, and meteoroid. When the Earth plows through the stream emitted by a comet we get a meteor shower. Meteors burn up abo
05:29
What is a Nova?

535 views / 1 likes - added 7 years ago

We’ve talked about supernovae plenty of times, but what about just regular, plain old novae? What are they, and how are they different from the star destroying explosions we know and love? Support us at: http://www.patreon.com/universetoday More stories a
04:24
How to Build the Universe

493 views / 0 likes - added 6 years ago

Don't build a universe at home before watching this! SUBSCRIBE: http://youtube.com/whatthephysics?sub ↓Want more info?↓ Scientific notes: Stellar mass black holes vs. supermassive black holes * Stellar mass black holes form from the collapse of massive st

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