News
- Materials Science
New gel could lead to cartilage repair
A new scaffold material that contains cartilage cells and encourages their growth could help scientists create living tissue replacements suitable for treating osteoarthritis and sports injuries.
- Animals
Hyena androgens exact high cost
Blocking androgens for spotted hyenas before they're born shows that the exposure of a female fetus to male hormones normally takes a heavy physical toll when females bear their own pups.
- Animals
Deer littermates have different dads
Twin fawns may not have the same dad—the first time multiple paternity has turned up in a large, free-ranging hoofed mammal.
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Barks are more than just “Hey, you!”
Computer analysis of thousands of dog barks suggests that our best friends may be signaling more than just a generalized "Hey you!"
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Such jokers, those Komodo dragons
A study of a young Komodo dragon reveals what a behaviorist says would be considered play if seen in a dog or cat.
