The cave bear started to become extinct in Europe 24,000 years ago, but until now the cause was unknown. An international team of scientists has analysed mitochondrial DNA sequences from 17 new fossil samples, and compared ...
Archaeology
Aug 24, 2010
33
0
(PhysOrg.com) -- You might call it comparing apples and oranges, but lining up different species' genomes is common practice in evolutionary research. Scientists can see how species have evolved, pinpoint which sections of ...
Biotechnology
May 26, 2010
0
0
More than half a million cats in the United States could be at risk of a severe or even fatal neurological reaction to the active ingredient in some top-selling parasite preventatives for felines.
Plants & Animals
Mar 28, 2024
0
39
Two to five percent of all people are affected by Raynaud's phenomenon: In cold or stressful conditions, the small blood vessels that supply the skin constrict and the fingers or toes turn white. First described by Maurice ...
Molecular & Computational biology
Oct 12, 2023
0
10
In a recent study, a collaborative team of researchers discuss the potential for future lunar settlers to establish a backup data storage system of human activity in the event of a global catastrophe on Earth that could be ...
Space Exploration
Oct 10, 2022
1
25
Most people have collected shells at the beach. Some have even started a shell collection. But few people realise these shells are a unique genetic resource that scientists are only beginning to tap into.
Ecology
Aug 25, 2022
0
7
The renowned Apple Bay fossil locality of northern Vancouver Island is helping us reimagine seed plant diversity in the Early Cretaceous, the last of three geologic periods comprising the Mesozoic Era.
Paleontology & Fossils
Jun 14, 2022
0
9
One species of iconic moa was almost wiped out during the last ice age, according to recently published research. But a small population survived in a modest patch of forest at the bottom of New Zealand's South Island, and ...
Ecology
May 26, 2022
0
15
In an ancient shallow bay of what is now Montana, the body of an octopus-like creature the size of a fist was buried on the seafloor. Some 325–328 million years later, a new paper published in Nature Communications provides ...
Paleontology & Fossils
Mar 9, 2022
1
93
When did something like us first appear on the planet? It turns out there's remarkably little agreement on this question. Fossils and DNA suggest people looking like us, anatomically modern Homo sapiens, evolved around 300,000 ...
Paleontology & Fossils
Sep 9, 2020
6
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