Elon Musk's brain-computer interface company successfully demonstrates a paralyzed patient playing chess and browsing the internet using only their thoughts, opening new possibilities for assistive technology.

The long-awaited Ethereum upgrade delivers on its promise of scalability, processing 100,000 transactions per second while maintaining decentralization and reducing gas fees to pennies.

Breakthrough in perovskite solar cell technology results in paintable solar panels with 30% efficiency, making it economically viable to turn any surface into a power generator.