25/02/2021

A cat of all trades

Large carnivores are generally sensitive to ecosystem changes because their specialized diet and position at the top of the trophic pyramid is associated with small population sizes. This in turn leads to lower genetic diversity ...

Comet makes a pit stop near Jupiter's asteroids

After traveling several billion miles toward the Sun, a wayward young comet-like object orbiting among the giant planets has found a temporary parking place along the way. The object has settled near a family of captured ...

Did teenage 'tyrants' outcompete other dinosaurs?

Paleo-ecologists from The University of New Mexico and at the University of Nebraska-Lincoln have demonstrated that the offspring of enormous carnivorous dinosaurs, such as Tyrannosaurus rex may have fundamentally re-shaped ...

Rare bee found after 100 years

A widespread field search for a rare Australian native bee not recorded for almost a century has found it's been there all along—but is probably under increasing pressure to survive.

How SARS-CoV-2's sugar-coated shield helps activate the virus

One thing that makes SARS-CoV-2, the virus that causes COVID-19, elusive to the immune system is that it is covered in sugars called glycans. Once SARS-CoV-2 infects someone's body, it becomes covered in that person's unique ...

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