I have been studying differential equations, and developed a theorem about linear second order equations. I have not been able to find it anywhere else on the web or in my textbooks, and so I…

Several times a week, astronomers detect the violent death cry of a massive star -- an extraordinarily energetic release of gamma rays that takes place in just a matter of seconds to minutes, called…

Like a piece of chalk dissolving in vinegar, marine life with hard shells is in danger of being dissolved by increasing acidity in the oceans. Ocean acidity is rising as sea water absorbs more…

Acrux announced positive results from its Phase 1 clinical studies using two unique contraceptive skin sprays, each containing a progestin and an estrogen. The first study was a Phase I,…

Could you survive a day like Jack Bauer has on the Fox television show "24?" Maybe not, and it might not be just because you lack counter-terrorism training. People are known to differ markedly in…

Let’s say a college student enters a classroom to take a test. She probably already has an idea how she will do—knowledge available before she actually takes out a pencil. But do animals possess the…

University College London researchers have found the first physiological evidence that invisible subliminal images do attract the brain's attention on a subconscious level. The wider implication for…

A protein known as the "master watchman of the genome" for its ability to guard against cancer-causing DNA damage has been found to provide an entirely different level of cancer protection: By…

Patients admitted to hospitals for ischemic stroke on weekends had a higher risk of dying than patients admitted during the week, in a Canadian study published in Stroke: Journal of the American…

Two new studies by University of California, Berkeley, scientists highlight the amazing promiscuity of genes, which appear to shuttle frequently between organisms, especially more primitive…