AMD’s Radeon RX 7700 XT and RX 7800 XT fill the gaps in its next-gen GPU lineup At $449 and $499, the cards both undercut Nvidia, at least for now.

Ars Technica

AMD Radeon RX 7700 XT and 7800 XT will go up against Nvidia’s 4070 and 4060 Ti

At $449 and $499, the cards both undercut Nvidia, at least for now.

New material provides clean water and electricity using nothing but the Sun The material isn't especially efficient, but improvements should be possible.

Ars Technica

New material provides clean water and electricity using nothing but the Sun

The material isn't especially efficient, but improvements should be possible.

AI-powered brain implants help paralyzed patients communicate faster than ever New brain-computer interfaces are faster than existing solutions.

Ars Technica

AI-powered brain implants help paralyzed patients communicate faster than ever

New brain-computer interfaces are faster than existing solutions.