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Plants & Animals Sep 16, 2021

Plants evolved complexity in two bursts—with a 250-million-year hiatus

A Stanford-led study reveals that rather than evolving gradually over hundreds of millions of years, land plants underwent major diversification in two dramatic bursts, 250 million years apart. The first occurred early in ...

Plants & Animals Sep 16, 2021

Study reveals gophers' biofluorescence

You can learn a lot about animals by simply watching them. But some secrets can only be revealed in the dark … with an ultraviolet flashlight.

Plants & Animals Sep 16, 2021

How the canine teeth of carnivorous mammals evolved to make them super-killers

Carnivorous animals come in all shapes and sizes, from the 500-gram quoll to the 500-kilogram polar bear. This disparate group of mammals shares a common feature: canine teeth at the front of their jaws.

Plants & Animals Sep 1, 2021

Segments of the scorpion metasoma described for the first time

A team of researchers at Institut für Biowissenschaften, the University of Tübingen, Muséum d'histoire Naturelle and Route de Malagnou has fully described the anatomy of the scorpion metasoma for the first time in their paper ...

Plants & Animals Sep 1, 2021

Zinc-infused proteins are the secret that allows scorpions, spiders and ants to puncture tough skin

Many small animals grow their teeth, claws and other "tools" out of materials that are filled with zinc, bromine and manganese, reaching up to 20% of the material's weight. My colleagues and I call these "heavy element biomaterials," ...

Ecology Aug 27, 2021

California builds a 'Noah's Ark' to protect wildlife from extinction by fire and heat

It was just before sunrise in July when the botanists Naomi Fraga and Maria Jesus threw on backpacks and crunched their way across a brittle alkaline flat in the hottest corner of the Mojave Desert. Their mission: to rescue ...

Plants & Animals Aug 25, 2021

Asian paper wasp nests found to have bright green fluorescence

A team of researchers with members from Sorbonne Université, the Vietnam Academy of Science and Technology and Université de Paris, has found that the nests of multiple species of Asian wasps display bright green fluorescence ...

Evolution Aug 20, 2021

New fossils show what the ancestral brains of arthropods looked like

Exquisitely preserved fossils left behind by creatures living more than half a billion years ago reveal in great detail identical structures that researchers have long hypothesized must have contributed to the archetypal ...

Astronomy Jul 19, 2021

Hubble reveals a 'rediscovered' star cluster

This image shows the globular cluster NGC 6380, which lies around 35,000 light-years from Earth, in the constellation Scorpio (the Scorpion). Globular clusters are spherical groups of stars held together by gravity; they ...

Plants & Animals Jun 30, 2021

Ever wondered who'd win in a fight between a scorpion and tarantula? A venom scientist explains

Scorpions and tarantulas are two ancient arachnids that have been walking the Earth for hundreds of millions of years—even before the time of the dinosaurs.

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