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- Better chow yields more milk: A more nutritious form of corn for dairy cows boosts farm profits, teen investigator finds
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- Building with moon rocks: Working on the moon with lunar soil and grit could prove easier, more efficient and less costly than using earthly materials
FOR KIDS: Hot or cold dinos
Patterns in dinosaur bones fuel a debate over whether they were warm- or cold-blooded
Web edition: July 20, 2012
Enlarge
Growth patterns in deer bone (black lines in the middle and top) surprisingly resemble those in dinosaur bones.
Meike Köhler
Dinosaurs have been dead for about 65 million years, which makes studying the animals — not just their unearthed bones and teeth — extraordinarily difficult. But that hasn’t kept researchers from trying. Newfound evidence may now help answer one question that still vexes scientists: Were the ancient reptiles warm- or cold-blooded?
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Citations
M. Rosen. Dinosaur debate gets cooking. Science News, Vol. 182, June 27, 2012, p. 9. Available online: [Go to]
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