The weird walk of a bizarre dinosaur

Computer animation of bizarre-looking dinosaur with unusually large forearms and features that seem cobbled together from other dinosaurs.

2014 Antarctic ozone hole holds steady

The Antarctic ozone hole reached its annual peak size in September. The size of this year’s hole was about the same as last year's.

Ebola is at least 16 million years old, says study

Ebola's first documented outbreak was in 1976. But the Ebola virus family has been around for 16 to 23 million years, says new research.

Where is the missing Deepwater Horizon oil?

Researchers trace oil from the 2010 Deepwater Horizon spill to the Gulf of Mexico’s deep floor.

Why are these biologists dressed up as whooping cranes?

In the spirit of Halloween? No. These biologists routinely dress as whooping cranes to care for chicks that will eventually be released into the wild.

Lifeform of the week: Vampires are real!

You might think twice about walking down that dark alley alone after learning about the nefarious habits of the vampire bat, squid and finch.

Favorite scary weather scenes in horror movies

Are those loud rumbles of thunder - or pelts of hail hitting your roof and knocking on your windows - or a crazed psycho killer on the loose?

Video: Lightning photobombs a double rainbow

Amazing double rainbow arcs across the sky. Lightning gets in on the act.

View from space: Southwestern U.S. at night

Two cool nighttime photos by astronauts aboard the ISS. Check out the bright city lights.

How often might Hawaii get a monster tsunami?

Scientists say that the tsunami that hit Japan in 2011 was a thousand-year event. A monster wave might strike Hawaii about as often.

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