Fog rolling into San Francisco in video of the day

Cool view of fog rolling in from a San Francisco rooftop.

Chocolate boosts brain, visual powers

New research finds more potential health benefits of that delightful substance we call chocolate.

Can bitterness and blaming make you sick?

Concordia researchers in Montreal who explored the link between failure, bitterness and quality of life say bitterness can make people ill. Read more.

Mars rover takes 3-year journey to rim of crater

NASA's Mars Exploration Rover Opportunity has reached the Endeavour crater to study clay minerals that may have formed at a warmer, wetter time.

First successful forecast of underwater volcano

Columbia University and Oregon State University researchers made the first successful forecast of the eruption of an underwater volcano.

Dyslexia’s auditory component studied

A new study of dyslexia's auditory component shows trouble distinguishing voices, an implication that could change how dyslexics are taught.

Chimp test shows planet of altruistic apes

Chimpanzees showed altruistic behavior in a test conducted by researchers at the Yerkes National Primate Research Center.

Wildfire in Virginia’s Dismal Swamp

A satellite image of southern Virginia shows dense smoke as fire burns peat in the Great Dismal Swamp National Wildlife Refuge.

Promising tech for fish farming from Canada

Compared to other meat production and traditional cage designs, this new system could reduce the ecological footprint of the raised fish.

X-class solar flare August 9. Aurora alert in coming days

The sun emitted an X6.9 or X7 flare on August 9, 2011. X-flares are the biggest flares. Some radio blackouts might occur. Aurora alert in the next few days.