Why spending more time in nature could reduce 'germaphobia'

The hunt for wormholes: How scientists look for space-time tunnels

Electric Signals Between Individual Cardiac Cells Regulate Heartbeat – “Nature Is Much, Much Smarter Than Human Beings”

NASA's Mars helicopter reveals intriguing terrain for rover team. Ingenuity provided new insight into where different rock layers begin and end, each layer serving as a time capsule for how conditions in the ancient climate changed at this location.