The Tiltrotor Test Rig, a test bed developed by NASA to study advanced designs for rotor blades, is seen in the 40- by 80-foot test section of the National Full-Scale Aerodynamics Complex in November ...

TIJUANA – At first glance, it s a house under construction on a private, little-traveled street just steps away from the rusting fence that divides Mexico and the United States. But just past the ...

When finished, the Fehmarnbelt Tunnel will be the world's longest road and rail tunnel. (CNN) — On the shores of the Baltic Sea, in the south of Denmark, a vast engineering marvel is taking shape — ...

The tunnel is the surest option for protecting the Great Lakes. And that should be the driving mission behind decision-making ...

It's taken more than two years of digging and almost a decade of planning, but a tunnel to bring 77th Street — which runs just north of Interstate 494 — from Richfield, under Hwy. 77 and toward the ...

In the 1990s, a group of New Yorkers helped prove the effectiveness of a bold but simple approach to homelessness. Now Trump ...