NASA video excerpt chosen as best in computer graphics

Great visualizations of what happens when the sun sends a powerful CME our way - and of Earth's ocean circulation.

May 2012 second-warmest on record

It was a warm Northern Hemisphere spring, overall, according to the State of the Climate Global Analysis from NOAA and the National Climatic Data Center of May 2012.

Deforestation tracker Rio+20 launch

First satellite deforestation tracker for whole of Latin America launched at Rio+20 UN environment conference.

The nastiest surfaces in your hotel room

An experiment that examined hotel room surfaces found TV remotes to be among the most heavily contaminated with bacteria so are the nastiest surfaces in the room.

Seven critical issues need attention at Rio+20, officials say

Officials preparing for Rio+20 have identified seven critical issues to ensuring global sustainability: jobs, energy, cities, food, water, oceans and disaster readiness.

This is your brain on no self-control

New pictures show - this is your brain - what your brain looks like when you run out of patience and lose your self-control.

Black holes as particle detectors

Previously undiscovered particles could be detected as they accumulate around black holes say Scientists at the Vienna University of Technology.

Global fire risk is increasing

North America and most of Europe could see a global fire risk by century's end. But fire activity could decrease around equator, because of increased rainfall.

Genetically-engineered mosquitoes can’t transmit malaria

Scientists have used genetically-engineered mosquitoes whose immune systems kill the malaria parasite. These mosquitoes can't transmit malaria with their bites.

Solar flares effects due today

Active Region 1504 rotated into view on the sun earlier this week ripe for a solar flare and produced several M-class flares and at least two CMEs.