Browsing: Science

Adrenaline: A hormone produced by the glands (adrenal glands) when someone is stressed by fear, anger, or anxiety. It makes your heart beat faster and your…

Matthew Shawkey At the University of Ghent, Belgium. “You didn’t want to stand out.” Animals that lived in the distant past seemed to appear impossible. However, since the 1990s, thousands of fossils have been discovered with feathers and fur. In some cases, when these fossils are examined under a microscope, traces of the cellular organelle-melanosome