This Just In
New research makes a direct link between Pennsylvania's tainted drinking water and leaky fracking wells in the Marcellus Shale.
The state is seeing a state-wide drought and its hottest year since record-keeping began.
The Chinese are building islands in the South China sea, for air bases or ports. How is that done and how do they stay where you put them?
Investigators have found no trace of the missing Malaysia Airlines Flight 370, but they have made groundbreaking scientific discoveries.
NASA scientists flying over Seward Glacier in Alaska captured dramatic photos of a quake-induced landslide.
Trace sits down with Sam Crossman, star of a viral video this week that depicted his descent into the closest thing to hell on Earth -- an active volcano.
Earth's damaged ozone should recover by 2050, although the hole over Antarctica may take longer.
NASA is creating a 3-D image of Earth's forests, in order to measure how trees scrub carbon from the atmosphere.
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