Prairie meteorites may yield clues to origins of solar system
Geologists studying 100 pieces that fell to ground when meteor streaked across Manitoba, Saskatchewan and Alberta last month
You'd think Cupid was a male …
But that might not be right – wildlife experts suggest Santa's antlered reindeer likely all female
Mars region may have been hospitable
Key mineral in bedrock of Nili Fossae indicates area not as harsh as rest of planet
Large, short-armed raptor found in Argentina
Awkward limbs of dinosaur that hunted in modern Patagonia remind researchers of T. rex
Old experiment still shocking
Replication of experiment finds again that most will torture if ordered, despite apparent infliction of pain
The age of Paterfamilias rex
Male predatory dinosaurs were nurturing parents, much like birds, U.S. researchers say
WonderQuest
Striking a delicate, cosmic balance
Does cosmic expansion move everything apart, even parts of our body?
How the turtle got its tank-like shell
Scientists crack mystery after discovery of world's oldest turtle fossil, 220 million years old
Mayans' 'highway through hell' found
Spanish Inquisition gives clues to caves that may have symbolized journey to underworld
Portable power
Tiny solar cells show promise
Organic polymer could potentially be painted on surfaces, including clothing, to power small electronic devices