A robotic finger covered with living skin can bend and heal, researchers recently reported.
Why it matters: Skin provides humans and other animals with a sense of touch — a key way of taking information in about the world. Giving robots that sense could help them to interact more naturally with humans.
More than 125 million Americans are under heat warnings and advisories on Monday evening as a dangerous heat wave that began in the Southwest covers more real estate in the Central and Southern U.S.
The big picture: The National Weather Service (NWS) is warning that a "dangerous" combination of heat and humidity will affect the majority of the lower 48 states before the week is over, and there are few signs the heat will abate after that.
Nearly 100 million people are facing heat warnings and advisories across the U.S. this week due to an early season heat wave that saw high-temperature records set from California to Texas over the weekend.
The latest: At least three wildfires ignited in drought-stricken Southern California on Sunday, per NBC News. San Bernardino County's Sheep Fire, which ignited Saturday, has swollen to 990 acres in size and was 5% contained, according to Inciweb.
Food and Drug Administration scientists found the Pfizer-BioNTech COVID-19 vaccine is safe and effective for children younger than 5, according to a review published Sunday.
Why it matters: The FDA scientists' briefing document comes ahead of Wednesday's scheduled meeting of the agency's independent experts, when they will consider Pfizer and BioNTech's request for emergency use authorization of the vaccine for young children.
More than 70 million are under heat warnings and advisories this weekend through early next week as a potent heat dome sends temperatures soaring to levels the National Weather Service is calling "potentially deadly."
The big picture: The heat wave, made worse by a long-term, climate change-influenced drought, shows signs of eventually swelling into the middle of the country and then eastward through next week.
