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3 articles from ScienceNOW

People who catch Omicron are less likely to get Long Covid

Ever since the COVID-19 pandemic unfurled across the United Kingdom, hematologist John Willan has worried about the disease’s toll on his patients. In March 2020, Willan, who works at the University of Oxford and Wexham Park Hospital, began to track the hospital’s COVID-19 cases among people with leukemias, lymphomas, and other blood diseases. He counted not just the dozens of deaths,...

Watch a spider show off some fancy footwork—and footwear—to woo a mate

If the 1980s taught us anything, it’s that a pair of legwarmers is a surefire way to get attention. That’s a lesson male wolf spiders appear to have taken to heart. The arachnids are far more likely to score a mate if they sport fuzzy appendages when they do their mating dance, assuming the lighting is just right. Researchers ran courtship trials withmembers of the diverse,...

Watch a robot 3D print a real cake

“Iron chef” just got a whole new meaning. Researchers have designed a robot that can create and cook a cake with up to seven ingredients, more than any other printed food to date. The scientists built their programmable patisserie by retrofitting a 3D printer with nozzles designed to squeeze out selected ingredients. They then programmed it to dispense those into layered...