763 results
- Genetics
Why mammoths loved the cold
An altered temperature sensor helped mammoths adapt to the cold.
- Paleontology
New evidence weakens case against climate in woolly mammoths’ death
Hunters responsible for woolly mammoths’ extinction, suggests a chemical analysis of juveniles’ tusks.
- Life
CRISPR had a life before it became a gene-editing tool
Before it was a tool, CRISPR was a weapon in the never-ending war between microbes and viruses
- Life
Genetic tweak hints at why mammoths loved the cold
An altered temperature sensor helped mammoths adapt to the cold.
- Paleontology
Sudden heat spikes did in Ice Age’s mammoth mammals
Abrupt warming and excessive hunting by ancient humans were responsible for the disappearance of many large mammals, including woolly mammoths, during Earth’s last glacial period.
- Earth
Bringing mammoths back, life on early Earth and more reader feedback
Readers debate the pros and cons of reviving extinct species, discuss the odd light-processing machinery of the eye and more.
- Paleontology
Humans may have taken different path into Americas than thought
An ice-free corridor through the North American Arctic may have been too barren to support the first human migrations into the New World.
- Animals
Woolly mammoth DNA shows toll of low diversity
A new sequencing analysis of two woolly mammoth genomes reveals evidence of genetic decline due to isolation and inbreeding just prior to extinction.
- Genetics
Extinct species may get a second chance
An evolutionary biologist explains the obstacles scientists must overcome to revive extinct species.
- Genetics
DNA evidence is rewriting domestication origin stories
DNA studies are rewriting the how-we-met stories of domestication.
- Archaeology
Mystery still surrounds Neandertals
Neandertals’ relationship to modern humans is still a matter of debate.
- Neuroscience
Immune system gene leads to schizophrenia clue
Excessive snipping of nerve cell connections may contribute to schizophrenia.
