Could humans and dinosaurs have coexisted? A paleontologist explains.

This year has been chock-full of asteroids closely passing by Earth. Dozens in fact. In late January, there was asteroid 2004 BL86, which was so large it even had its own moon. There was the $5 trillion asteroid 2011 UW158 composed of an estimated 90 million tons of platinum that hurled passed us in July. On October…

Lance Bass: Every scientist with a brain knows climate change is real—so do something about it

Lance Bass wants the next president to help fix the climate—because "every scientist with a brain" knows climate change is happening. We caught up with the actor, producer and former boy band star at the Environmental Media Association Awards in Burbank, Calif. Watch the video above to hear his full message, and then…

Greenland is a good example of why climate change is so complex

Greenland, the massive Arctic landmass that’s bigger than Mexico, is about 80% covered in ice containing about 10% of the world’s freshwater reserves. Climate change is imperiling a significant portion of this landlocked ice as polar regions of the planet warm faster than other areas. If Greenland’s entire ice sheet…

This Peruvian tribe's approach to fighting big oil just makes so much sense

The Peruvian Amazon, which encompasses some 300,000 square miles, is an extremely biodiverse landscape larger than the state of Texas. For its size, it is very sparsely inhabited—it takes up 60% of Peru's landmass but is only home to about 5% of the country's 30 million people. This 5% is made up primarily of…

Desperate farmers are in an epic arms race to drill California's groundwater

With record-low rainfall and virtually no water to irrigate, California is slowly, but surely, drying up. No water means that farmers’ crops and livestock could be in serious danger. Many farmers are left with two options: either go completely out of business, or spend hundreds of thousands of dollars to invest in…