1,931 results
- Paleontology
Mystery fossils belonged to giant ostrichlike dinosaur
Two recently found skeletons reveal that Deinocheirus, first discovered 50 years ago, was the largest-known dinosaur of its kind.
- Earth
Giant asteroid may have triggered deadly volcano eruptions
Increased volcanic eruptions coincided much more closely with an asteroid impact and the extinction of the dinosaurs than previously believed, a new study suggests.
- Paleontology
Lost-and-found dinosaur thrived in water
Fossils pieced together through ridiculous luck reveal Spinosaurus to be the only known dinosaur adapted for regular ventures into water.
- Paleontology
Dinosaurs shrank continually into birds
Steady miniaturization and rapidly changing skeletons transformed massive animals into today’s fliers.
- Paleontology
World’s largest dinosaur discovered
A plant-eating dinosaur named Dreadnoughtus schrani has claimed the record for most massive land animal discovered to date.
- Animals
Could the dinos of ‘Jurassic World’ become invasive?
Even if they escaped their island home, the giant reptiles of ‘Jurassic World’ probably wouldn’t survive on the mainland. But the movie’s plants are another story.
- Paleontology
Dimetrodon’s diet redetermined
The reptilelike Dimetrodon dined mainly on amphibians and sharks, not big herbivores as scientists once believed.
- Earth
Grand Canyon’s age revised, again
The Grand Canyon is much younger than previous research had suggested, a new study says.
- Paleontology
Horned dino aside, here are some other fun fossil finds
Here's a roundup of some fossil finds reported this week.
- Astronomy
Readers tussle over top science stories of 2015
Readers tussle over the top spot in our top 25, questions about engineered vocal cords, and more in the February 20 Feedback.
- Paleontology
Plant-eating dinosaurs coexisted by munching different vegetation
Differences in skulls allowed sauropods to coexist in an arid landscape by enabling the dinosaurs to tackle different plants.
- Climate
Eocene temperature spike caused by half as much CO2 as once thought
Revised experiments demonstrate that hot temperatures during the Eocene resulted from lower carbon dioxide concentrations than previously thought.
