News

Planetary Science

Oxygen-rich exoplanets may be geologically active

Experiments show that rocks exposed to higher concentrations of oxygen have a lower melting temperature than rocks exposed to lower amounts.

Animals

Here’s what goldfish driving ‘cars’ tell us about navigation

When measuring intelligence, the saying goes, don’t judge a fish by its ability to climb a tree. But what about its ability to drive a vehicle?

Microbes

Drug-resistant bacteria evolved on hedgehogs long before the use of antibiotics

A standoff between bacteria and antibiotic-producing fungi living on hedgehogs may have led to the rise of one type of MRSA some 200 years ago.