Moroccan Meteorite May Be a 4.4-Billion-Year-Old Chunk of Martian Crust

Mars is often referred to as the Red Planet, but its signature color is only skin-deep. Beneath its rusty regolith, Mars has many other hues, including large dark regions formed by ancient lava flows. Now, researchers believe they may have found a pieceof Mars' dark plains here on Earth, in the form of a meteorite… » 1/31/15 3:11pm Today 3:11pm

Read Roald Dahl's Powerful Pro-Vaccination Letter (From 1988)

Roald Dahl – author of such books as Charlie and the Chocolate Factory, James and the Giant Peach, and Matilda – lost his eldest daughter, Olivia, to measles in 1962. Twenty-six years later, he penned a cogent and gut-wrenching plea to parents, urging them have their children vaccinated against the disease. » 1/31/15 2:00pm Today 2:00pm

An Odd Hypothesis About Bubbles Could Finally Lead to Nuclear Fusion

Nuclear fusion is the dream of energy scientists the world over, because it promises limitless, clean electricity. Most efforts to kickstart the process use high-intensity lasers, insane magnetic fields and super-hot hydrogen plasmas. But there may be a more humble alternative. It's called sonofusion, and it… » 1/30/15 12:17pm Yesterday 12:17pm

New Technique Reverses Aging By Decades In Cultured Human Cells

Scientists from Stanford Medical Center have devised a technique for extending the length of human telomeres. It's a breakthrough that could eventually result in therapies to treat a host of age-related diseases, including heart disease and diabetes. It could also result in longer, healthier lives. » 1/30/15 8:00am Yesterday 8:00am

America Likes Science. It Does Not Like Scientists' Findings.

Survey results published Thursday by the Pew Research Center in collaboration with the American Academy for the Advancement of Science indicate most Americans hold science in high esteem, while revealing huge opinion gaps between scientists and the general public over issues like GMOs and anthropogenic climate change. » 1/29/15 4:00pm Thursday 4:00pm