21 Percent of World’s Plants Could Disappear
One in five of the world’s plants is currently at risk of disappearing forever.
Solar Cooker Reduces Smoke Pollution Deaths
Solar power technology could help to reduce deaths caused by household pollution.
US Drone Maker to Fly Medicine in Rwanda
An American drone maker is teaming up with United Parcel Service to transport blood and medical supplies in Rwanda.
NASA Discovers Nearly 1,300 New Planets
NASA — the U.S. space agency — said it found nearly 1,300 planets outside our solar system.
Are Facebook’s Trending Topics Unfair?
Former Facebook workers said this week that the social media company often avoided letting news popular among conservative Americans appear in its “Trending” section.
Batteries That Last Forever Could Be Near
We all have daily problems with technology, but how many of us can fix them?
Climate Change Could Make Parts of Middle East Unlivable
Climate change may make parts of the Middle East too hot for human beings, according to a new study.
Dinosaurs Already Decreasing Before Asteroid Hit
Dinosaurs—those big prehistoric creatures— may have already been decreasing in population long before an asteroid crashed into the Earth, and killed them.
Silicon Valley Start-Ups Fueled by Immigrants
Some of the people behind the start-ups are immigrants from countries like Sri Lanka, Taiwan and China.
Researchers Repair Brain Injuries With New Cells
A group of researchers at Rice University in Texas are learning how to help the brain heal from serious injuries.