TopTechTrends

A new company plans to use Earth as a chemical reactor

January 21, 2025
Forget massive steel tanks—some scientists want to make chemicals with the help of rocks deep beneath Earth’s surface. New research shows that ammonia, a chemical crucial for fertilizer, can be produced from rocks at temperatures and pressures that are common in the subsurface. The research was published today in Joule, and MIT Technology Review can…

The Download: AI for cancer diagnosis, and HIV prevention

January 21, 2025
This is today’s edition of The Download, our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Why it’s so hard to use AI to diagnose cancer Finding and diagnosing cancer is all about spotting patterns. Radiologists use x-rays and magnetic resonance imaging to illuminate tumors, and pathologists examine tissue…

Why it’s so hard to use AI to diagnose cancer

January 21, 2025
This story originally appeared in The Algorithm, our weekly newsletter on AI. To get stories like this in your inbox first, sign up here. Peering into the body to find and diagnose cancer is all about spotting patterns. Radiologists use x-rays and magnetic resonance imaging to illuminate tumors, and pathologists examine tissue from kidneys, livers,…