Interesting Engineering

US engineers' new shape memory alloy system could make rail tracks safer, longer-lasting

Illinois engineers have developed a self-healing concrete rail tie system using shape memory alloys that return to their ...
Newsday

China's economy slows to 4.8% annual growth in July-September, hit by tariffs and slack demand

HONG KONG — China's economy expanded at the slowest annual pace in a year in July-September, growing 4.8%, weighed down by trade tensions with the United States and slack domestic demand. The ...
WJHG

Hit-and-run driver crashes into a birthday party, killing a woman and injuring 8 kids in Maryland

BLADENSBURG, Md. (AP) — A hit-and-run driver slammed into an outdoor birthday party in suburban Washington, D.C., killing a woman and injuring eight kids on Saturday evening, police said. Thirteen ...
WGHP

1 dead, 13 injured after hit-and-run crash at child’s birthday party: police

BLADENSBURG, Md. (WDCW) — A woman is dead and several other people, including multiple children, were seriously injured after a vehicle crashed into a child’s birthday party in Bladensburg, Maryland, ...