Video released by NASA shows a total solar eclipse as seen from Western Antarctica on Saturday.

In this quasi-religious programme, ‘working the steps’ is the remedy for any problem, but for me the cracks soon started to showEight of us sat together in a circle in a wooden shed, an outbuilding at a large country house, somewhere in the south of England. The door was ajar, and spring light flooded the room. “Can anyone name any treatment methods for addiction, other than the 12 steps?”...

A study of HIV-positive black and Latino men who have sex with men finds the use of methamphetamine combined with intimate partner violence boosted the activity of genes that regulate the body's inflammatory and antiviral functions. The combination may lead to exhaustion of the immune system in people living with HIV, increasing the risk for developing chronic diseases such as cardiovascular...

Business leaders and management experts often encourage people to speak up in the workplace. Suggesting a creative idea or a more efficient way to work can help companies overcome challenges and meet goals. But new research shows another, more subtle and often overlooked form of speaking up has a big effect on the way work gets done and how teams come together.

Ocean pollution is unfortunately becoming more commonplace, raising concerns over the effect of chemicals that are leaching into the water. In a new study, researchers have discovered how these chemicals can affect the reproduction in common anemonefish Amphiprion ocellaris.