783 results
783 results for: Mammoths
- Earth
Ice Age Ends Smashingly: Did a comet blow up over eastern Canada?
An extraterrestrial object apparently exploded above Canada about 12,900 years ago, sparking devastating wildfires and triggering a millennium-long cold spell.
- Humans
Neandertal mitochondrial DNA deciphered
Researchers have completed a mitochondrial genome sequence from a Neandertal. DNA taken from a 38,000-year-old bone indicates that humans and Neandertals diverged 660,000 years ago and are distinct groups.
- Life
Humans aided, constrained by fossil fuels
Maintaining long-term population will require alternate energy sources.
- Space
Tiny object points to remote solar system reservoir
Possible comet may be distant visitor from the innermost region of the Oort Cloud, the proposed comet reservoir of the outermost solar system.
- Earth
Mammoth migrations
Ancient DNA shows North American woolly mammoths migrated back to Asia and displaced Siberian mammoths.
- Humans
Stone Age seafood fans
Excavations in two Gibraltar caves suggest that Neandertals, like modern humans, regularly visited the Mediterranean shore to complement a land-based diet with seafood
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Sperm in frozen animals still viable years later
Sperm stored inside frozen organs or whole animals can produce healthy offspring years later.
- Paleontology
Tusk analyses suggest weaning took years
Changes in the proportions of various chemical isotopes deposited in mammoth tusks as they grew have enabled scientists to estimate how long it took juvenile mammoths to become fully weaned.
- Paleontology
Mastodons in Musth: Tusks may chronicle battles between males
Damage in the fossil tusks of male mastodons suggests that the creatures engaged in fierce combat with rival males at a certain time of year each year of their adult lives.
- Paleontology
Unexpected Archive: Mammoth hair yields ancient DNA
Hair from ancient mammoths contains enough genetic material to permit reconstruction of parts of the animal's genome.
- Earth
Yellowstone Rising: Magma floods into chamber beneath park
Some parts of the terrain in Yellowstone National Park have been rising as much as 7 centimeters per year as molten rock wells up beneath the park.
- Archaeology
Stone Age flutes found in Germany
Excavations in Germany have unearthed what may be the oldest known musical instruments.
