After years in the wings, hydropower stepped into the spotlight in 2025. Policymakers began to value the grid-balancing power ...

The International Space Station (ISS) is humanity's most expensive object and has been in orbit for 25 years. Read its ...

The idea of humans packing up and moving to another planet has been sold to us for decades as basically inevitable: Mars colonies, space cities, fresh starts somewhere with better views and fewer ...