The Download: Kenya’s Great Carbon Valley, and the AI terms that were everywhere in 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.

Welcome to Kenya’s Great Carbon Valley: a bold new gamble to fight climate change

In June last year, startup Octavia Carbon began running a high-stakes test in the small town of Gilgil in south-central Kenya. It’s harnessing some of the excess energy generated by vast clouds of steam under the Earth’s surface to power prototypes of a machine...