We constantly fret about external threats and foreign attacks — but its an entirely other level of concern when the offensive comes from outer space. Two close calls with asteroids earlier this year were a wake-up call about the …
The wildfire season is starting early in southern California this year, thanks in part to an unusually dry winter and spring. As the climate warms, will drought and fires become the norm?
The space agency’s latest plan for a manned mission—including capturing an asteroid and towing it to the moon—begs crddulity
On a blue-sky day, it’s easy to look up into the far-reaching atmosphere and marvel at the wonders that it holds — and not even realize that anything is staring back at you. But in reality, fleets of satellites and aerospace …
For something that made so much news and caused so much anxiety, the asteroid known as 2012 DA14 sure doesn’t look like much. A 150-ft. (45 m) rock that passed just 17,200 mi. (28,680 km) from Earth (or thousands of miles below …
Why has a single pipeline project gotten so much attention from the right and the left? TIME explains.
Three of the top minds in environmentalism battle over whether the green movement needs to change.
All you need to know about why we can’t get a global climate deal.
This year’s storms in video format
At SXSW Eco in Austin, Bill McKibben and other top environmentalists debate the direction of the green movement. Will old ways work, or is change needed to come to grips with the scale of climate change?