How To Fly A Spaceship To The ISS: Orbital Mechanics And A Fancy Stick

How do astronauts get from Earth to the International Space Station? Well, in a Soyuz spacecraft, of course. But do you know what kind of path the Soyuz takes to rendezvous with humanity's orbital outpost? It's probably not what you think. » 3/25/15 6:00pm 3/25/15 6:00pm

Watch ISS Astronauts Geek Out About Star Trek

The crew aboard the ISS conducted a long interview with radio station WTOP recently, covering everything from daily life aboard the ISS, to their Star Trek childhoods. » 3/16/15 11:07am 3/16/15 11:07am

How To Make Smoke Rings With A Water Bottle, A Balloon, And Incense

In high school, I once tried to build a smoke-ring-generating vortex cannon out of a five-gallon paint bucket, a t-shirt, and some dry ice. My contraption was a letdown. It produced weak, wispy rings, and did so inconsistently. This video shows how to build a DIY vortex cannon that actually works. » 3/11/15 10:36pm 3/11/15 10:36pm

How To Hack Your Street Lamps Like An Astronaut

A bright street lamp can ruin a night of stargazing, saturating your retinas with light and washing out the comparatively faint glow of constellations and meteors. Here's a handy hack you can use the next time you need to put one temporarily (and reversibly) out of business, courtesy of NASA astronaut Don Pettit. » 2/20/15 12:46am 2/20/15 12:46am

What Happens When You Step On Molten Lava? This Video May Surprise You

Definitely don't try this at home (or if you happen across a volcanic vent), but if you've ever wondered what would happen if you pressed down on hot lava, this video is a must-watch. It's a great lesson in how the reality of lava differs from the way many people think of the substance. » 12/18/14 6:39pm 12/18/14 6:39pm

This Severe Weather Time-Lapse Will Blow You Away

Stormscapes 2 is an arresting time-lapse of severe weather by Nicolaus Wegner. The landscape photographer spent May through September traveling through the central United States, shooting everything from lightning storms to mammatus clouds to supercell formations to rainbows. The end result is outstanding, a must-watch » 12/14/14 2:59am 12/14/14 2:59am

An Ultra HD Time-Lapse Of Earth That Is 100% Worth Watching

There Is "Epic Movement" In A Water Drop

Directed and animated by artist Sharon Liu, Geronimo! is a whimsical, watercolor-illustrated reminder of the "epic movement we miss in every drop" of water. If you're familiar with the fluid mechanics of water droplets, you'll understand the reference; if you're not, it's high time you learned about coalescence… » 10/30/14 10:32pm 10/30/14 10:32pm

How Do We Know How Old The Earth Is?

The folks at SciShow teamed up with Google and YouTube to bring us answers to 10 of the most commonly searched questions on the Internet. Today's question? How old is the earth?, or, an even better question: How do we know how old the earth is? » 10/17/14 8:25pm 10/17/14 8:25pm

Marvel At The Truly Awesome Sight (And Sound) Of A Volcanic Blast

Check out this fantastic footage of Papua New Guinea's Mount Tavurvur ejecting untold heaps of lava, rock, and ash hundreds of meters into the air. Between the striking burst of clouds above the volcano and the jarring boom of the delayed shockwave, this is one of the most dramatic eruption videos we've ever seen. » 9/07/14 10:33pm 9/07/14 10:33pm

Here Are Four Months of Storms Condensed into a Two Minute Video

We often see animated satellite images of storms over the Atlantic that show us 12- or 24-hour loops, but how about a satellite loop that lasts 2,150 hours? An ambitious YouTuber created this awesome time lapse video showing four months of storms over the western Pacific in just two minutes. » 9/01/14 3:20am 9/01/14 3:20am

What Time is It in the Universe?


Check your watch. What time is it? But wait, you've actually been moving and accelerating, and according to Einstein, everything's relative. So what time is it really? It all depends… » 8/30/14 8:48pm 8/30/14 8:48pm

Here's an Incredible Time Lapse of a Monster Storm in St. Louis

A resident of St. Louis took an awesome time lapse of a strong thunderstorm rolling across his neighborhood yesterday. The storm bubbled up on the horizon before racing towards the camera, developing an awesome shelf cloud along the way. » 8/23/14 7:14pm 8/23/14 7:14pm

Lightning Destroyed the Zephyrometer in a Fireball Yesterday

The New Zealand capital's famed Zephyrometer, a weathery sculpture that stands a little over 100 feet tall, met its demise after a thunderstorm struck Wellington on Thursday and a bolt of lightning destroyed the sculpture in a fireball, hurling its fiery remains onto the street below. » 8/16/14 5:07am 8/16/14 5:07am

Man Struck by Lightning While Trying to Catch Lightning on Camera

A Seattle man out for a walk this past Saturday stopped to film the sky in hopes of seeking out some bolts of lightning from an oncoming storm, but he got more than he bargained for when the lightning sought him out instead. » 8/05/14 1:04pm 8/05/14 1:04pm

Watch This Gorgeous Time Lapse of a Storm at Sunset over Mount Hood

An Oregon photographer took an absolutely stunning time lapse video of a thunderstorm bubbling up near Mount Hood, sending its gorgeous, multicolored clouds streaming over the snow-capped mountain peak and across the horizon. » 8/04/14 2:25am 8/04/14 2:25am

Aurora Borealis Stuns Over Minnesota

NASA Observes A Solar Explosion In Unprecedented Detail

NASA's sun-observing IRIS spacecraft has gotten its first close-up look at a colossal coronal mass ejection erupting from the sun, and boy howdy is it beautiful. » 5/31/14 10:34pm 5/31/14 10:34pm

Storm Chasers Take Awesome Time Lapse of Supercells

Storm chasers following one of the many supercell thunderstorms that developed on Wednesday also caught this awesome time lapse video of two "mothership" supercells in Oklahoma and Texas. » 5/12/14 11:32pm 5/12/14 11:32pm