An Operation Smile volunteer reverses an oxygen mask so a child with a cleft condition can blow a bubble for the first time in Guadalajara, Mexico. (Operation Smile Photos)
Photo credit: Steve Zylius/University of California, Irvine. – UCI doctoral candidate Mya Le Thai has developed a nanowire-based technology that allows lithium-ion batteries to be recharged hundreds of thousands of times.
Photo credit: Canva, Sheena Diolle from Studio Spain (left) / Foxy Dolphin (right) – People online are sharing their "unconventional" traditions for New Year's Eve.
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