Category Archives: Medicinal News

For ants, unity is strength — and health

When a pathogen enters their colony, ants change their behavior to avoid the outbreak of disease. In this way, they protect the queen, brood and young workers from becoming ill. These results, from a study carried out in collaboration between the groups of Sylvia Cremer at the Institute of Science and Technology Austria (IST Austria)...

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Gigantic mammal 'cousin' discovered

During the Triassic period (252-201 million years ago) mammal-like reptiles called therapsids co-existed with ancestors to dinosaurs, crocodiles, mammals, pterosaurs, turtles, frogs, and lizards. One group of therapsids are the dicynodonts. Researchers at Uppsala University in Sweden, together with colleagues in Poland, have discovered fossils from a new genus of gigantic dicynodont. The new species...

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How do flying bees make perfect turns?

If you've ever lost your balance standing on a bus that takes a sharp turn at speed or felt your car skid when you drive around a corner too fast, you've experienced the effects of centrifugal force. Turning while simultaneously moving forwards creates a force that pulls the turning object away from the direction of...

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Scientists study puncture performance of cactus spines

Beware the jumping cholla, Cylindropuntia fulgida. This shrubby, branching cactus will -- if provoked by touching -- anchor its splayed spines in the flesh of the offender. The barbed spines grip so tightly that a segment of cactus often breaks off with them, leaving the victim with a prickly problem.

This is one of six species...

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Australian mammals at greatest risk from cats and foxes

New research led by the Threatened Species Recovery Hub has revealed which Australian mammals are most vulnerable to cats and foxes, and many much-loved potoroos, bandicoots and bettongs, as well as native rodents, are at the top of the list.

Jim Radford from La Trobe University led a team of over 20 scientists and conservation managers...

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