News
- Health & Medicine
Berry promising anticancer prospects
Cranberry products can retard the growth and spread of breast cancer in rodents.
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Disabled genes dull sense of smell
Mutated genes may explain why humans have a poor sense of smell.
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Genes, genes, and more genes
Scientists have almost finished sequencing the genes of rice and of a man.
- Ecosystems
Insects, pollen, seeds travel wildlife corridors
Strips of habitat boost insect movement, plant pollination, and seed dispersal among patches of the same ecosystem.
- Paleontology
Trackway site shows dinosaur on the go
Scientists say that a sediment-filled, bathtub-shape depression found at one of North America's most significant dinosaur trackway sites is the first recognized evidence of urination in dinosaurs.
- Paleontology
Curved claws hint at pterosaur habits
A study of the claws of flying reptiles known as pterosaurs suggests that some of the creatures may have walked like present-day herons and used their wing fingers to hold prey.
- Paleontology
Mosasaurs were born at sea, not in safe harbors
Newly discovered fossils of prehistoric aquatic reptiles known as mosasaurs suggest that the creatures gave birth in midocean rather than in near-shore sanctuaries as previously suspected.
- Paleontology
Stegosaur tails packed a punch
A mathematical analysis of a fossil stegosaur's bones leaves little doubt that the creature's spike-studded tail was an effective defense against predators.
- Chemistry
Dipping deeper into acid
New experiments reveal how a molecule of acid dissolves in water.
- Astronomy
News flash: Earth still has only one moon
An object discovered orbiting Earth in early September isn't a moon but something much more mundane—an upper stage of a rocket that was used in the Apollo 12 mission to the moon.
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Ah, my pretty, you’re…#&! a beetle pile!
Hundreds of tiny, young blister beetles cluster into lumps resembling female bees and hitchhike on the male bees that they seduce.
- Tech
Civilians get better GPS
President Clinton directed the Defense Department to stop degrading signals from 24 Global Positioning System satellites, allowing civilians to receive the same location-pinpointing accuracy long available to the U.S. military.
