A small but growing movement of scientists wants to classify aging as a disease. They face an uphill battle.

An at-home testosterone test can help people monitor their testosterone levels. The best at-home testosterone test on our list is the Everlywell Testosterone Test due to its easy-to-use kit and ...

Even the minutest details of a diagram and point to point answers can help in achieving better grades,” said Pillai. Deepika Singh, a science teacher at Government Girls Inter College ...

There's a lot more to Earth than meets the eye. Far from being just a roundish rock barreling through space, our planet is composed of several layers held together by intense forces of gravity ...

Science is littered with serendipitous findings — such as Alexander Fleming’s chance observation that a mould killed the bacteria he was culturing, which led to the discovery of antibiotics ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...