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A pioneer of climate science, explains why he wishes he could have lived another 50 years.
3:26
Baseball vs. Soccer: Which sport has the best curves?
2:29
There may be a ninth planet at the edge of our solar system — it’s not Pluto and it’s not
2:41
Researchers photograph two newborn planets for the first time.
3:50
See why experts are saying it's the dawn of a new Information Age.
3:16
Not all Dead Sea scroll fragments are what they claim to be.
2:34
Hear from two survivors of a tragic bridge collapse.
5:44
Stunning new mammal fossils were hiding in plain sight.
2:18
Hint: Carbon in the ocean is different than carbon on land.
1:55
DNA evidence reveals surprising truth about the identity of a revered 9th-century Viking.
