Uber May Soon Expand to Senegals Capital Transportation company Uber may soon be expanding its services to Senegals capital. Uber works much like a common taxi, except drivers and riders find each other through a smartphone app. But Dakar is a city f...
Technical Issue Delays Indian Moon Mission India has canceled the launch of a spacecraft shortly before it was supposed to leave Earth on a trip to the moon. Indias space agency said it delayed the launch of the Chandrayaan-2 spacecraft early Monday...
The administration of American President Donald Trump is changing rules for migrants seeking asylum at the southern U.S. border. The new rules say that migrants must seek asylum in the country they pass through to get to the southern U.S. border befo...
American President Donald Trump on Monday defended his attacks on four female Democratic members of Congress, saying he is not worried about criticism because many people agree with me. Trump added, If you hate our country... you can leave. He claime...
How Many Hours Should Trainee Doctors Work? The Accreditation Council for Graduate Medical Education (ACGME) sets rules for most graduate-level training programs for doctors in the United States. In 2003, the group shortened working hours for U.S. do...
People who drink a lot of sugary drinks have a high risk of developing cancer, researchers announced last week. However, the evidence cannot yet establish a direct connection between the two. The researchers said the findings of a large study in Fran...
Eating Well Can Help Patients Recover When people are getting over a sickness or injury, they may not think of eating the right kind of food during their recovery. 当人们从生病或者受伤状态恢复时，他们可能不会考虑在康复期间吃...
One of the largest environmental groups in the United States recently purchased a part of the Appalachian forest. The Nature Conservancy bought more than 40,000 hectares an area covering parts of three states: Kentucky, Tennessee and Virginia. In the...
Sturgeon: Americas Forgotten Fish Making a Comeback Sturgeon once were Americas disappearing dinosaurs. The fish look like prehistoric creatures, with armor plates covering their bodies. They have been around so long, they once swam with dinosaurs. I...
Will Typewriters Become Popular Again? For many people, the sounds of a typewriter are but memories from 30 or more years ago, or something now heard only in movies. 对许多人来说，打字机的声音只存在于30多年前的记忆中了，或者...
Report: Top Tech in 2019 Includes Bioplastics, Social Robots The World Economic Forum, or WEF recently published its list of top emerging technologies for 2019. Each year, the not-for-profit groups experts create a report listing the technologies the...
Rare Moon Landing Video to Be Sold on 50th Anniversary Gary George was a college student when he bought reels of videotape from the United States space agency NASA at a government surplus auction in 1976. He spent $218 for more than 1,100 reels of ta...
How to Fight Climate Change? Plant a Trillion Trees Scientists are asking: What is the best way to fight climate change? 科学家们在问：什么是应对气候变化最好的途径？ A new study says: Plant many trees; one trillion trees, maybe...
Ancient Water System in Peru Could Fix Water Shortages Sometimes modern problems require ancient solutions. A 1,400-year-old Peruvian method of diverting water could supply up to 40,000 Olympic-size swimming pools' worth of water to Lima each year. T...
A new study says more American and Canadian teenagers are vaping than ever before. Vapes are electronic devices that heat liquid into a cloud of vapor that users inhale. Most users vape with a liquid that includes the drug nicotine, several other che...
