Scientists share their work by publishing articles in journals, such as Nature, Science or PLOS Biology. One major part of the publishing process involves having these manuscripts reviewed by unpaid ...

Scientists have uncovered a surprising new way that giant embryonic cells divide—without relying on the classic “purse-string” ring long thought essential for splitting a cell in two. Studying ...

A new NASA analysis concludes that it is "reasonable to hypothesize" that living things could have formed the odd organic molecules discovered on Mars.