The world's first 2D computer was born: A turning point that ended the silicon era?
penn state scientists have built the first silicon-free computer, powered by a 2d material just one atom thick. the achievement paves the way for an era of ultra-compact andThe device removes 99,999% of bacteria in dirty water in just 20 minutes
this device can remove 99,999% of bacteria in the water within 20 minutes; the water collected is clean water. part of bacteria, viruses in the water are completely removed and
