Sascha Brodsky

Sending sensors deep into the ocean could allow for earlier and more accurate tsunami warnings.

Antiquated procedures and limited resources prevent many homeless children from having a stable education experience.

Kyle Holsclaw Jr. learned to shoot an AR-15 assault rifle competitively at the age of 16 while attending a clinic run by the U.S. Army. “It was a fantastic experience,” said Holsclaw, an experienced competitive target shooter who said he had never learned to compete with the AR-15 before the seminar he attended in 2014.

The allegations sound like a parent’s nightmare. Roughly two dozen children at New York City schools were hit, kicked, and bullied by fellow students while administrators stood by, according to a recent class-action lawsuit.

Parents in Newark are wondering whether their children have been exposed to dangerous amounts of lead. Since early March, more than half of the 67 district schools have tested positive for high lead levels in the drinking water, and documents show that the school administration knew about the problem for more than a year.