782 results
782 results for: Mammoths
- Paleontology
Fertile Ground: Snippets of DNA persist in soil for millennia
Minuscule samples of sediment from New Zealand and Siberia have yielded bits of DNA from dozens of animals and plants, including the oldest DNA sequences yet found that can be traced to a specific organism.
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Storm Front
Hurricane experts push to improve intensity forecasts.
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Chasing a Cosmic Engine
After 100 years, energetic space particles continue to pose a perplexing mystery.
- Climate
Extremely Bad Weather
Teasing out global warming's role in worsening hurricanes, droughts and other extreme events.
- Physics
Higgs discovery helps make sense of matter
Long-sought boson completes standard model of physics.
- Physics
Heart of the Matter
Neutrinos’ shifty behavior might help explain why the universe has so much stuff in it.
- Tech
Memory upgrade
The demands of modern computing call for a seismic shift in data storage and retrieval.
- Humans
Bone may display oldest art in Americas
A mammoth engraved on a fossil may date from at least 13,000 year ago.
- Paleontology
DNA suggests North American mammoth species interbred
Supposedly separate types may really have been one.
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19839
Rather than concluding that the object that hit Canada 12,900 years ago was a comet, I wonder whether there might not be an alternate reason that geologists haven’t discovered a large hole. If a meteor hit a kilometer-thick glacier, would it have left a crater in the rock underneath the ice? Peter ShorWellesley, Mass. Scientists […]
- Physics
Dissolving a puzzle
A mathematical analysis shows what it takes to remove rock fast enough to create a cavern.
