
Recommended: The Princeton Field Guide to Dinosaurs
Books and recommendations from Scientific American

Recommended: The Princeton Field Guide to Dinosaurs
Books and recommendations from Scientific American

Tell-Trail: Astronomers Discover Debris Tailing a Newly Disrupted Asteroid [Video]
What at first appeared to be a newfound comet is in fact an asteroid that very recently shed a trail of debris--possibly from a collision with a smaller object


Old tracks show protodinosaurs emerged millions of years earlier than previously thought

New Tyrannosaur Discoveries Reveal Details about T. rex [Slide Show]
A flood of new tyrannosaur finds is helping to shed light on how their gargantuan successor developed

The Hole Thing: Lunar Topographic Map Provides Rich Record of Impacts on the Moon
Laser altimetry data from NASA's Lunar Reconnaissance Orbiter have provided a comprehensive look at the cratering history of the inner solar system

Curious carnivorous dinosaur had a humpback

Large, double-clawed raptor stalked Europe's Cretaceous creatures

Whiz Kids: Intel Science Talent Search Documentary
The new documentary film Whiz Kids follows three high school student-scientists as they attempt to get their projects accepted into the prestigious Intel Science Talent Search. Scientific American podcast host Steve Mirsky talks with the film's writer and editor, Jane Wagner, and with two of the stars of the documentary, Ana Cisneros and Hermain Khan. Plus, we'll test your knowledge about some recent science in the news. Web sites related to content of this podcast include www.nature.com/nature/podcast and http://whizkidsmovie.com

Will Your Plug-In Car Actually Be Coal-Powered? And Other July Stories
Scientific American Editor in Chief Mariette DiChristina and staff editor Michael Moyer join podcast host Steve Mirsky to talk about articles in the July issue, including: "The Dirty Truth about Plug-In Hybrids"; "How Babies Think"; and "Birds That Lived with Dinosaurs". Plus, we'll test your knowledge about some recent science in the news. Web sites related to content of this podcast include www.scientificamerican.com/sciammag; http://bit.ly/cwcTtR

Ostriches Offer Clues to Dinosaur Motion
Ostrich wings, in addition to use in display and thermoregulation, let the giant birds make subtle, quick movements. Which could help researchers better understand the behavior of bipedal dinosaurs. Cynthia Graber reports

Winged Victory: Modern Birds Now Found to Have Been Contemporaries of Dinosaurs
Modern birds, long thought to have arisen only after the dinosaurs perished, turn out to have lived alongside them

Something to Chew On: Bite Marks Suggest Ancient Mammals Dined On Dinosaur Bones
Paleontologists discover evidence that Mesozoic mammals turned to dinosaur bones as dietary supplements.