Life
We summarize the week's scientific breakthroughs every Thursday.
- Animals
Magnetic field tells nightingales to binge
Young birds that have never migrated before may take a cue from the magnetic field to fatten up before trying to fly over the Sahara.
- Paleontology
Fossils Indicate. . .Wow, What a Croc!
Newly discovered fossils of an ancient cousin of modern crocodiles suggest that adults of the species may have been dinosaur-munching behemoths that grew to the length of a school bus and weighed as much as 8 metric tons.
- Plants
Torn to Ribbons in the Desert
Botanists puzzle over one of Earth's oddest plants: the remarkably scraggly Welwitschia of southwestern Africa.
- Paleontology
Even flossing wouldn’t have helped
Small particles trapped in minuscule cracks or pits in the teeth of plant-eating dinosaurs could give scientists a way to identify the types of greenery the ancient herbivores were munching.
- Paleontology
CT scan unscrambles rare, ancient egg
A tangled heap of bones and bone fragments in the bottom of an unhatched elephant bird egg may soon be reassembled into a model of the long-dead embryo, thanks to high technology—and scientists won't even have to crack open the egg to do it.
- Paleontology
How did Triceratops grow its horns?
Newly discovered fossil skulls of juvenile Triceratops may help reveal how the dinosaurs grew their three trademark horns.
- Paleontology
Fossils found under tons of Kitty Litter
Excavations at North America's largest Kitter Litter mine have yielded fossils of ancient aquatic reptiles, as well as evidence of a tsunami generated by the extraterrestrial impact that killed off the dinosaurs about 65 million years ago.
- Paleontology
Lemurs reveal clues to ancient Asian roots
A diminutive lemur species inhabited what is now central Pakistan about 30 million years ago, a new fossil find suggests.
- Ecosystems
Another World Hides inside Coral Reefs
The first systematic survey of crevices inside Red Sea reefs reveals abundant filter feeders that may capture significant nutrients for the reef.
- Paleontology
Large shadows fell on Cretaceous landscape
Paleontologists have unearthed the remains of what they believe could be the largest flying creature yet discovered—a 12-meter-wingspan pterosaur.
- Animals
Wild gerbils pollinate African desert lily
Scientists in South Africa have found the first known examples of gerbils pollinating a flower.
- Animals
Poison birds copy ‘don’t touch’ feathers
A subspecies of one of New Guinea's poisonous pitohui birds may be mimicking a toxic neighbor, according to a new genetic analysis.
