At one point, I even threaded a Whoop strap through the Polar Loop device so that I could wear both devices on the same ...

Millions have seen the heart-wrenching video of a polar bear clinging to life, its white hair limply covering its thin, bony frame. Shot by Paul Nicklen and Cristina Mittermeier of the nonprofit group ...

Forecasts continue to point toward the Arctic polar vortex bringing chilling winds across swathes of the U.S. in the new year ...

Flow cytometry is a technology for assaying labelled cells suspended in fluid and passed through a detector. The labels are usually fluorescent and used for counting and sorting the cells in a signal ...