When Dave Hodson walked through wheat fields in Ethiopia in 2010, it seemed as if everything had been painted yellow. A rust fungus was in the process of infecting about one-third of the country’s wheat, and winds had carried its spores far and wide, coating everything in their path. “The fields were completely yellow. You’d…
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. Digital twins of human organs are here. They’re set to transform medical treatment. Steven Niederer, a biomedical engineer at the Alan Turing Institute and Imperial College London, has a cardboard box filled with…
This article is from The Spark, MIT Technology Review’s weekly climate newsletter. To receive it in your inbox every Wednesday, sign up here. The vibes in the climate world this year have largely been … less than great. Global greenhouse-gas emissions hit a new high, reaching 37.4 billion metric tons in 2024. This year is…
A healthy heart beats at a steady rate, between 60 and 100 times a minute. That’s not the case for all of us, I’m reminded, as I look inside a cardboard box containing around 20 plastic hearts—each a replica of a real human one. The hearts, which previously sat on a shelf in a lab…
Does it really matter how diversified your portfolio is if you can’t handle your emotions when the market starts crashing and your assets are losing value?