Four people sat at a table, coloring with crayons and singing along as rock music played from a TV behind them. First Lynyrd ...

Easter Island’s Moai statues weren’t dragged - they walked. Physics and experiments uncover how ancient islanders made stone giants move.

For a short time in my life, part of every day’s work was to call the U.S. Army Corps of Engineers to get the level of the ...

The first four tunnel boring machines are coming to New Jersey to build the Gateway rail tunnel. Here's what they do and why ...