Weight or energy: ACL recovery results and implications for returning to sport

Sunlight filtering through Venus' clouds could support Earth-like photosynthesis in the cloud layers. In a fascinating twist, the researchers found that photosynthesis may continue through the night due to thermal or infrared energy originating from the surface and the atmosphere.

Elon Musk on Blue Origin suing NASA: 'You can't sue your way to the moon'. "He should put more of his energy into getting into orbit than lawsuits."

Euclid telescope ready for extreme space environment. Euclid will study dark energy and dark matter. (esa)