World

HONG KONG (Reuters) – On Sunday, July 5, five days after China enacted a new national security law in Hong Kong, Yang Xiaolan and three dozen members of Falun Gong were standing in a public park, holding their arms spread over closed eyes while meditating. soundtrack mixed with birdsong. Yang …

We have developed four-winged bird-shaped robots, called ornithopters, that can take off and fly with the agility of the speedy, hummingbirds, and insects. We did this by reverse engineering the aerodynamics and biomechanics of these creatures. Our ornithopters have the potential to outperform and exceed existing drone configurations with static …

According to a new study published in the journal Nature Climate Change, polar bears may face extinction by the end of the century as a result of reduced sea ice in the Arctic caused by climate change. Although the study did not predict that all polar bears would become fully …

A 21st century space race is heating up this month as China and the United States launch missions to Mars. China launched its mission to Mars on Thursday in an attempt to become the second country to successfully land on the Red Planet behind the United States. Exactly a week …

Children maintain a safe detachment while queuing at a food distribution organized by the Hunger Has No Religion grassroots charity in Westbury, Johannesburg, on May 19, 2020. As coronavirus infections increase, at ferocious speed, in South Africa, I spent the last two weeks driving through this huge country trying to …