Alastair Gee – More than one-third of schoolchildren are homeless in shadow of Silicon Valley

Every night for the past year or so, Adriana and Omar Chavez have slept in an RV parked in East Palo Alto, a downtrodden community in Silicon Valley. On a recent morning before sunrise, they emerged on to the empty street. Omar showed his phone to his wife: 7.07am. “Shall I wake up the girls?” he said, his breath visible …

Edwin Cartlidge – Has a Hungarian physics lab found a fifth force of nature?

A laboratory experiment in Hungary has spotted an anomaly in radioactive decay that could be the signature of a previously unknown fifth fundamental force of nature, physicists say – if the finding holds up. Attila Krasznahorkay at the Hungarian Academy of Sciences’s Institute for Nuclear Research in Debrecen, Hungary, and his colleagues reported their surprising result in 2015 on the arXiv …