Who says physicists aren't funny? Stephen Hawking cracks some hilarious atomic jokes.

Who says physicists aren't funny? Stephen Hawking cracks some hilarious space jokes.

The sun’s atmosphere, known as the corona, is millions of degrees hotter than its surface, and scientists may have figured out why. A NASA spacecraft found evidence of “heat bombs” collectively heating up the atmosphere.

The Dark Side of the Sun premieres February 12th on Science Channel.

In 2018 the Solar Probe Plus launches. It will orbit 4 million miles above the sun.

The sun is an amazing celestial object. Here are some amazing facts about the sun you may not know about!

Sometime’s the Sun’s magnetic field becomes unstable and creates sun spots.

Happy Pi Day!

Solar wind is a constant emission from the Sun that sweeps out into the Solar System. It’s made of particles and plasma.

The Sun’s Coronal Mass Ejections not only reach Earth, but should also cat us a lot of money.

Like Earth, space experiences dynamic, powerful weather.

A look at the upcoming missions that will take space exploration to new heights!

Medical progress came in many forms this year, from nanotechnology and bio printing organs leading the charge to the first successful human trials for CRISPR.

From reusable rockets to robotics, engineers began shaping a future in 2016 that most of us cannot yet dream of.

2016 saw technology changing the way we interact with our world with new innovations like autonomous vehicles and virtual reality.

A look back at two of the biggest news headlines from 2016: Gravitational waves and Proxima b.

Nik Wallenda, descendent of the legendary Flying Wallenda acrobatic troupe, just crossed Niagara Falls on a tightrope. Follow Nik and his family as they create spectacular acts that cheat death using science and skill. Mondays at 9PM e/p on SCIENCE.

In loving memory.

Watch extra scenes from episode one of Nik Wallenda: Beyond Niagra, "The Bahamas." Go behind the scenes during preparations for Nik's record-breaking wire walk at the famous Atlantis Resort.

Watch extra scenes from episode two of Nik Wallenda: Beyond Niagra, "Sway Poles & Motorcycle Ride." Find out what normal means to the Wallendas and see the team construct stunt objects using heavy duty machinery and extreme engineering.

The one and only Survivorman returns to SCIENCE with all new episodes September 18, 2012 at 9PM e/p! Les Stroud once again braves the wilderness with only his wits to bring him back alive.

Who says space and sex don't go together? Not SCI! Watch the best of SCI's space programming starting at 9AM E/P, followed by the hottest in sex science starting at 8PM E/P!

The Discovery Channel telescope is more than a decade in the making. Be there for the dawn of a new age of exploration Premieres Wednesday, September 12 at 10PM e/p on SCIENCE.

After months of pestering, Karl finally goes to see a doctor for a prostate exam. As an added bonus, Ricky and Steve get to watch the whole thing on a video monitor.

Curiosity is coming to Science Channel! The season premiere kicks off with "Plane Crash" on Monday, October 8 at 9PM e/p. The Curiosity season premiere kicks off Monday, October 8 at 9PM with 'Plane Crash' on SCIENCE.

The Wallenda crew stress tests the tightrope cable to make sure it can withstand at least 35,000 pounds of pressure in preparation for Nik's performance.

An opposed therapist finally revels to her patient who she really is and how the apocalypse began.

i.am.mars documents the artistic and technical process behind "Reach for the Stars (Mars Edition)", a new song by will.i.am that became the first song ever to be broadcast from Mars, via the Curiosity rover, to Earth. Airs Wednesday, September 19 ...

After months of therapy a man is exposed to how long his memory been lost.

While everyone is busy helping to prepare for the show, Nik's father, Jerry, has fainted and needs medical attention.

Frozen Planet is coming to Science Channel! Find out how life persists at the edge. Premieres Monday, September 3 at 8PM e/p.

With over 2.5 million parts, the Challenger was the most complex machine that had ever been built. Even with so many potential fail points, Dr. Feynman is confident that the cause of the disaster can be determined.