For more than 1,500 years, nerves were thought to function through the action of 'animal spirits'. In the seventeenth century, René Descartes conceived of these 'spirits' as liquids or gases, and used ...

Note: This review specifically covers the Multiplayer modes in Call of Duty: Black Ops 7. For our thoughts on the other modes, see our Zombies review or our campaign review. It's autumn, 2025, and I ...

Muscular endurance is a muscle’s ability to contract against a load repeatedly over time, supporting athletic performance and everyday tasks like climbing stairs. Research links higher muscular ...

Coffee contains caffeine, which blocks adenosine in the brain and may reduce fatigue, boost energy, and improve exercise endurance and performance. Regular coffee intake is linked to lower risks of ...

Americans seem to carry bottled water everywhere they go these days. In fact, it has become the second most popular drink (behind soft drinks). But water lovers got a jolt recently when we heard that ...