This weekend, children armed with pillowcases and plastic pumpkins will haul in millions of pounds of Halloween candy wafting familiar scents like chocolate, peanut butter and the luxurious, uniquely enticing aroma of caramel. Until recently, scientists did not know precisely how humans process this rich, buttery smell. But now a […]
Day: October 30, 2021
Firefighting Robots Go Autonomous – Scientific American
Firefighting, one of the nation’s most tradition-bound professions, is poised for an influx of eccentric assistants. They range from contraptions the size of a toy wagon to two-ton beasts that resemble military tanks and can blast out 2,500 gallons of water per minute. Some move on rubber tires, some on […]
COVID Vaccine Authorized for Kids Age 5 to 11
Nearly a year after the first COVID vaccines became available for adults in the U.S., the moment millions of parents have been waiting for has arrived: The U.S. Food and Drug Administration has authorized the Pfizer-BioNTech mRNA vaccine against COVID for use in children ages 5–11. An FDA advisory committee […]