Neanderthal nose: All the better to breathe with
Neanderthals had large, protruding noses to warm and humidify cold, dry air, a study into the distinct design of our extinct European cousin's face suggested Wednesday.
Neanderthals had large, protruding noses to warm and humidify cold, dry air, a study into the distinct design of our extinct European cousin's face suggested Wednesday.
Archaeology
Apr 4, 2018
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386
Bacteria and Archaea are two of the three domains of life. Both must have evolved from the putative last universal common ancestor (LUCA). One hypothesis is that this happened because the cell membrane in LUCA was an unstable ...
Cell & Microbiology
Mar 19, 2018
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414
Using a hitchhiking weed, scientists from the Max Planck Institute for Developmental Biology reveal for the first time the mutation rate of a plant growing in the wild.
Biotechnology
Feb 21, 2018
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153
Two groups of highly venomous spiders might be seeing more of each other at family reunions. A new study led by San Diego State University biologist Marshal Hedin has found that two lineages of dangerous arachnids found in ...
Plants & Animals
Feb 15, 2018
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60
Sponges lack a signaling pathway that responds to low intracellular oxygen levels in more complex animals. Do they use a different mechanism for this purpose or did their earliest ancestors evolve at a time when less oxygen ...
Cell & Microbiology
Feb 6, 2018
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4
A team of researchers with the University of Chicago, University College Dublin and Cambridge University studying a 385-million-year-old shark fossil has found evidence that suggests humans and sharks shared a common ancestor ...
Researchers who've analyzed the complete mitochondrial genomes from ancient samples representing two species of saber-toothed cats have a new take on the animals' history over the last 50,000 years. The data suggest that ...
Archaeology
Oct 19, 2017
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171
New research suggests that the last common ancestor of apes—including great apes and humans—was much smaller than previously thought, about the size of a gibbon. The findings, published today in the journal Nature Communications, ...
Plants & Animals
Oct 12, 2017
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203
Biologically speaking, nearly every species on Earth has two opposite sexes, male and female. But with some fungi and other microbes, sex can be a lot more complicated. Some members of Cryptococcus, a family of fungus linked ...
Biotechnology
Aug 11, 2017
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129
The discovery in Kenya of a remarkably complete fossil ape skull reveals what the common ancestor of all living apes and humans may have looked like. The find, announced in the scientific journal Nature on August 10th, belongs ...
Archaeology
Aug 9, 2017
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1084