Tests currently used to determine whether an unborn child has Down syndrome carry a small risk of miscarriage, but a new test for the genetic abnormality could solve that problem by getting results from a maternal blood sample. The test, expected on the market this year, analyzes fetal RNA and DNA in the maternal blood serum for specific genetic markers found on chromosome 21. The number of copies of each of these markers reveals whether the fetal DNA has an extra copy of the chromosome–the genetic variation that causes Down syndrome.
A Roomba recorded a woman on the toilet. How did screenshots end up on Facebook?
Robot vacuum companies say your images are safe, but a sprawling global supply chain for data from our devices creates risk.
A startup says it’s begun releasing particles into the atmosphere, in an effort to tweak the climate
Make Sunsets is already attempting to earn revenue for geoengineering, a move likely to provoke widespread criticism.
10 Breakthrough Technologies 2023
The viral AI avatar app Lensa undressed me—without my consent
My avatars were cartoonishly pornified, while my male colleagues got to be astronauts, explorers, and inventors.
Get the latest updates from
MIT Technology Review
Discover special offers, top stories, upcoming events, and more.