1,923 results
- Paleontology
This dinosaur had a weapon shaped like an Aztec war club on its tail
The flat and spiky tail club of a newly discovered ankylosaur was unique, even for this often weirdly armored group of dinosaurs.
- Paleontology
Some dinosaurs may have lived in herds as early as 193 million years ago
A fossilized family gathering of long-necked Mussaurus may be the earliest evidence yet of herd behavior in dinosaurs.
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- Earth
A volcano-induced rainy period made Earth’s climate dinosaur-friendly
New physical evidence links eruptions 234 million to 232 million years ago to climate changes that let dinosaurs start their climb to dominance.
- Planetary Science
Saturn’s rings and tilt might have come from one missing moon
The hypothetical moon, dubbed Chrysalis, could have helped tip the planet over before getting shredded to form the rings, researchers suggest.
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Predicting the damage caused by extreme storms
Editor in chief Nancy Shute discusses how scientists are figuring out how to predict the effects of extreme hurricanes.
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- Paleontology
An ancient creature thought to be a teeny dinosaur turns out to be a lizard
CT scans of hummingbird-sized specimens trapped in amber reveal that the 99-million-year-old fossils have a number of lizardlike features.
- Ecosystems
The Amazon might not have a ‘tipping point.’ But it’s still in trouble
Scientists race to foretell the fate of the vast forest facing deforestation and climate change.
- Paleontology
For some dinosaurs, the Arctic may have been a great place to raise a family
Fossils of baby dinosaur remains found in northern Alaska challenge the idea that some dinosaurs spent only summers in the Arctic.
- Paleontology
Fossilized dung from a dinosaur ancestor yields a new beetle species
Whole beetles preserved in fossilized poo suggest that ancient droppings may deserve a closer look.
- Paleontology
Fossils reveal that pterosaurs puked pellets
Fish scale–filled pellets found by two pterosaurs are the first fossil evidence the flying reptiles regurgitated undigestible food, like some modern birds.
