The number of Europeans suffering from ragweed allergies could double by 2050.
A massive, floating installation brings our lunar satellite down to earth.
After devastating flooding in 2012, the New Jersey city is racing to develop its own backup power supply.
Global warming over the next century means that species will move to cooler climates, but manmade barriers often stand in the way.
Lost in Light gradually transports you from light-blighted cities to sanctuaries for star-gazing.
Wyoming’s Powder River Basin has seen tremendous development in the last few decades.
Thanks to a $4 billion federal fix, MTA is testing out space-age flood barriers and “tunnel plugs.”
Threatened by climate change, the Inupiat Eskimo village has voted to leave their island for the mainland. But can they afford it?
These dismal scenes were recorded by a NOAA aircraft doing disaster surveys.
Better planning, stricter construction standards, and expanded insurance can help cities prepare for the next “1,000-year rain.” But they won’t be enough.
What do you do when you’re competing for a country that might disappear? You dance.
Here’s more evidence that this year will be the warmest yet.
Not many people get to watch shooting stars from above.
It does not help the health of birds to paint them orange.
By 2085, rising temperatures will mean that just 33 cities can safely host the games.
They expel greenish clouds of beneficial algae, leaving them depleted and vulnerable to death.
The shape of things to come.
There is a 17 to 20 percent chance that northern Oregon will be hit by a magnitude-8 quake in the next 50 years.
Twice as many meteors than normal are expected during the nocturnal barrage.