1+ hour, 35+ min ago  (239+ words) Clearing out harmful waste is one of the brain's most important jobs, and when those clearance systems weaken, damage and disease can quickly set in....

4+ hour, 36+ min ago  (370+ words) Getting enough exercise is one of the most important things we can do for our health....

6+ hour, 35+ min ago  (318+ words) Sloths are unusual: they're the slowest-moving mammals on the planet, have the slowest metabolisms too, and do not constantly regulate their body temperature....

9+ hour, 8+ min ago  (31+ words) Malaysian scientists have discovered a new species of parasitic fungus in Borneo's jungles that preys on "zombie fungus" that are known to infect insects before subjecting them to a gruesome death....

14+ hour, 59+ min ago  (325+ words) Close to the summit of an underwater mountain west of the Mid-Atlantic Ridge, a jagged landscape of towers rises from the gloom....

1+ day, 2+ hour ago  (328+ words) The wellness industry loves biological 'clocks'....

1+ day, 6+ hour ago  (490+ words) Biology teachers around the world commonly introduce their students to the concept of 'trophic cascades' with an example from Yellowstone National Park in the United States....

1+ day, 14+ hour ago  (507+ words) Many medicines begin life with one purpose and end up proving useful for a completely different reason....

1+ day, 15+ hour ago  (426+ words) A seismic shift in the selection pressures acting on humans may have brought us to a major turning point in our evolutionary journey....

1+ day, 17+ hour ago  (544+ words) Most of the mass in galaxies consists of stuff we cannot see....