Overview of photography by Mike Eagleson now available at the Industrial Archive & Library based in Bethlehem, Pa.

The restoration project, which began in 2011, involved more than 10,000 hours of volunteer work and the creation of six ...

Researchers demonstrated the first fully 3D-printed, droplet-emitting electrospray engine. The low-cost device can be fabricated more quickly than traditional thrusters, potentially from on board a ...

A How-To Guide for Social Innovators on proven strategies for increasing the relative size and scope of a social impact ...

Wake up your senses from winter’s hibernation. Defy the onset of sadness and depression. “Get thee to a” library. Don’t wait for the flowers to bloom. The trees will be green again. The birds will ...

An electrospray engine applies an electric field to a conductive liquid – generating a high-speed jet of tiny droplets that can propel a spacecraft. These miniature engines are ideal for small ...

More than 95 million people are facing gripping cold Tuesday as a polar vortex sends temperatures plunging to record levels, ...