Dogs evolved to eat our food

One key way dogs differ from wolves, scientists have discovered, is in their ability to digest starchy foods, indicating that the split between the two species may have come about as dogs adapted to scavenging human leftovers.

Cyborg cockroaches power tiny fuel cells

Case Western Reserve University scientists say they've taken a big step towards the creation of insect cyborgs by discovering how an insect’s internal chemicals can be converted to electricity.