Scientists have for the first time recovered RNA from an extinct species, the Tasmanian tiger, raising hope for the resurrection of animals once thought lost forever, Stockholm University researchers told AFP.
Paleontology & Fossils
Sep 26, 2023
1
932
Sixty-six million years ago, the Cretaceous period ended. Dinosaurs disappeared, along with around 90% of all species on Earth. The patterns and causes of this extinction have been debated since paleontology began. Was it ...
Paleontology & Fossils
Sep 26, 2023
1
75
Humans are driving the loss of entire branches of the "Tree of Life," according to a new study published on Monday which warns of the threat of a sixth mass extinction.
Ecology
Sep 23, 2023
0
35
A recently discovered gigantic, ancient crocodylomorph species grew more slowly than other large reptiles of its day, such as dinosaurs, according to the new study, "Origins of slow growth on the crocodilian stem lineage" ...
Paleontology & Fossils
Sep 20, 2023
0
56
A new study shows the isolation and sequencing of more than a century-old RNA molecules from a Tasmanian tiger specimen preserved at room temperature in a museum collection. This resulted in the reconstruction of skin and ...
Molecular & Computational biology
Sep 19, 2023
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2369
The passenger pigeon. The Tasmanian tiger. The Baiji, or Yangtze river dolphin. These rank among the best-known recent victims of what many scientists have declared the sixth mass extinction, as human actions are wiping out ...
Plants & Animals
Sep 18, 2023
2
851
Climate change is causing extinctions at an increasing rate, a new study by the University of Arizona researchers shows. They surveyed populations of the Yarrow's spiny lizard in 18 mountain ranges in southeastern Arizona ...
Plants & Animals
Sep 18, 2023
0
108
Human activity and appetites have weakened Earth's resilience, pushing it far beyond the "safe operating space" that keeps the world livable for most species, including our own, a landmark study said Wednesday.
Environment
Sep 17, 2023
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199
If you looked up 66 million years ago you might have seen, for a split second, a bright light as a mountain-sized asteroid burned through the atmosphere and smashed into Earth. It was springtime and the literal end of an ...
Paleontology & Fossils
Sep 16, 2023
0
1
One of the biggest crises in Earth history was marked by a revolution in the shellfish—brachiopods, sometimes called "lamp shells" were replaced everywhere ecologically by the bivalves, such as oysters and clams. This happened ...
Evolution
Sep 14, 2023
0
34
