Flight 370 will make us rethink airline safety, says expert

An expert in atmospheric dynamics and aviation meteorology comments on the mysterious disappearance of Malaysia Airlines Flight 370.

Ocean wave currents in the search for Malaysia Air Flight 370

We've all seen satellite images of possible floating debris from the missing jet. Why can't we just fly to that spot and find it? The answer is ocean currents.

Video: Are we loving manatees to death?

Manatee season at the Crystal River National Wildlife Refuge in Florida is November 1 to March 31. You can almost imagine the manatees breathing a sigh of relief.

Watch ‘father of inflation’ learn of gravitational waves discovery

Physicist Andrei Dmitriyevich Linde is one of the main authors of inflationary universe theory. Watch his emotions as he learns his theory was proven true this week.

Overgrazing by deer is changing the face of U.S. forests

Deer's natural predators, wolves, have been exterminated. Today, overgrazing by deer in hugely multiplied numbers is affecting forests.

Video: Bill Nye tells how the Science Guy came to be

Bill Nye uses the unlikely pairing of Steve Martin and Carl Sagan as role models to become "the Science Guy."

Do microbes spoil food to avoid sharing?

Don't enjoy your fruit with a coating of slime and fur? Fine then, that just leaves more for the microbes.

Cosmos is coming Sunday night

If you watch this three-minute long trailer for the new Cosmos without wanting to tune in to the whole series ... you are made of sterner stuff than me.

The chain fountain video is amazing

It's looks like a magic trick, but it's really a problem in the physics of everyday things.

Another asteroid flies through Earth-moon system on Thursday

For the second time in two days, an asteroid is sweeping safely through the Earth-moon system. How to watch online.