Shenzhen to intensify crackdown on speculation, smears against private businesses

South China’s Shenzhen vowed on Wednesday to intensify its crackdown on ill-intentioned speculation and smears against private businesses among its newly 20-point measures to boost the private economy, according to Shenzhen Fabu, the official WeChat account of the Shenzhen Government Information Office. The move marks a prompt response from local authorities to implement the comprehensive ... Read more

Computer takes first game in match against Go world champion

Computer: 1, Human: 0. That’s the score after the first match between Lee Sedol, the world’s top Go player and AlphaGo, the computer program that recently defeated the European Go champion. AlphaGo is the creation of Google DeepMind, an artificial intelligence company based in London. The company’s program is the first to give top human ... Read more

Fridge-sized contraption makes drugs on demand

A new refrigerator-sized factory can rapidly pump out a diverse assortment of drugs on demand. Researchers designed the system to offer a speedy alternative to large-scale pharmaceutical production. Rejiggering chemical inputs and the device’s collection of tanks and tubes allowed the team to produce four different drugs: an anesthetic (lidocaine), an antihistamine (Benadryl), an anti-anxiety ... Read more

How to make gravitational waves ‘sing’

SALT LAKE CITY — When black holes collide, astronomers expect to record a gravitational wave “chirp.” But rapidly spinning black holes, like the one featured in the 2014 film Interstellar, might prefer singing to chirping. According to the calculations of Caltech physicist Kip Thorne, who served as scientific consultant for Interstellar, the movie’s black hole, ... Read more

Scientific evidence should inform politicized debates

Over the years, readers have on occasion written to me to point out what they see as an increasing politicization of Science News. These are not accolades — more than one of those readers has contemplated ending their subscription. Some of those critics deny climate change, some oppose GMOs, others view any policy discussion in ... Read more

Gut microbe may challenge textbook on complex cells

A gut microbe collected from chinchilla droppings might be the first complex life form to lack even a shred of a supposedly universal organelle. Monocercomonoides, a one-celled gut microbe collected from a pet chinchilla in Prague decades ago, apparently has no mitochondria, the organelles known as the cell’s power plants. Cataloging DNA in the microbe ... Read more

Zapping clouds with lasers could tweak planet’s temperature

Laser blasts might help scientists tweak Earth’s thermostat by shattering the ice crystals found in cirrus clouds. Zapping tiny ice particles in the lab forms new, smaller bits of ice, researchers report May 20 in Science Advances. Since clouds with more numerous, smaller ice particles reflect more light, the technique could combat global warming by ... Read more

Animals get safe spots to cross the road — and car collisions drop

U.S. 191 is one of the driving options for people headed to Grand Teton or Yellowstone National Parks. But the road also cuts through prime territory for mule deer and pronghorns. And cars and large wildlife don’t usually mix well. When they do tangle, the cars end up heavily damaged, and the animals end up ... Read more

Scary tomato appears to bleed

A newly discovered species of tomato belongs in a haunted house, not on a sandwich. Fruit from the bush tomato plant Solanum ossicruentum bears little resemblance to its cultivated cousins. The Australian tomato, about a couple centimeters wide, grows enclosed in a shell of spikes. These burrs probably help the fruit latch on to the ... Read more

Monitoring online groups offers insight into ISIS attacks

Social media supporters of the Islamic State, or ISIS, form online groups that may provide clues crucial to predicting when terrorist attacks will take place, a new analysis finds. These virtual communities drive ISIS activity on a Facebook-like site called VKontakte, say physicist Neil Johnson of the University of Miami in Coral Gables, Fla., and ... Read more