How bacteria evolve into superbugs

Researchers at McGill and Oxford Universities have applied ecological and evolutionary theory to demonstrate how bacteria become resistant to antibiotics in hospitals.

Martian dust storm threatens rovers' survival

In the three-and-a-half years that they've been on Mars, the NASA rovers Spirit and Opportunity have never seen anything like this: a large-scale dust storm that has darkened the skies and put the rovers in the gravest danger ...

Two bacteria better than one in cellulose-fed fuel cell

No currently known bacteria that allow termites and cows to digest cellulose, can power a microbial fuel cell and those bacteria that can produce electrical current cannot eat cellulose. But careful pairing of bacteria can ...

Floods and fires across Europe captured from space

Highlighting the extreme weather conditions hitting Europe, space sensors aboard ESA’s Envisat satellite have detected the worst floodwaters to hit Britain for 60 years and deadly fires raging through southern Europe.

A new brake on cellular energy production discovered

A condition that has to be met for the body to be able to keep warm, move and even survive is that the mitochondria - the cells' power stations - release the right amounts of energy. Scientists at Karolinska Institutet have ...

Advertisement manipulation studied

U.S. consumer scientists have demonstrated how advertisements can be manipulated to increase the likelihood a certain product is selected by shoppers.