Fly stocks and husbandry Flies were housed at 25 °C and 50–65% relative humidity on a 12 h light/12 h dark cycle, except for animals used in optogenetics experiments, which were reared in darkness. Stocks used for behavioural experiments were reared on standard molasses food, 2P imaging lines were reared on Würzburg food for at least five generations
Doomscrolling: To spend an inordinate amount of time swiping up and down across multiple social media and news feeds—without really getting anything of use out of it. In fact, as addictive as it is, doomscrolling often leaves us feeling worse about ourselves and the world than when we started. You might find yourself engaging in
Sample acquisition and preparation Samples originated from male 8-week-old Sprague Dawley rats kept in controlled conditions (12–12-h light–dark cycles, 22 °C and ad libitum access to food and water) at the University of Manchester Biomedical Sciences Facility. All tissue collection procedures were performed in accordance with the UK Animals (Scientific Procedures) Act 1986, local regulations set
Polar bears (Ursus maritimus) are typically solitary creatures. But in a Canadian town on Hudson Bay, the predators gather along the coast every fall to wait for the ice to freeze. “It’s an incredible phenomenon to experience,” Alysa McCall, director of science at Polar Bears International (PBI), tells Popular Science. “The bears return to this
On Sunday, NASA announced the opening of its $1 million Moon Base Student Challenge during a MAX POWER event at Kennedy Space Center Visitor Complex in Florida. As part of a Golden Age of Science, the competition invites student teams at U.S. high schools and post-secondary schools to contribute designs for the Moon Base. “We’re
We’ve all used them. Whether at festivals, campgrounds, construction sites, or even weddings, porta potties are an unavoidable—and often underappreciated—part of modern life. They’re the unsung heroes of moments when bathrooms are few and far between, faithfully answering nature’s call, one flushless visit at a time. But how do porta potties work, exactly? They’re so