Abraham Lincoln took direct control of the Army and Navy at Norfolk in 1862. He even led a recon mission on the James River to capture the city. (History) As the United States marks Presidents Day ...

If you break open a chicken bone, you won’t find a solid mass of white material inside. Instead, you will see a complex, ...

The company discovered a calculation error leading to understated purchase transportation costs and accounts payable for the ...

I replaced Miro and Draw.io with these free open-source browser-based whiteboards.

Inspectors are trained to look for patterns, and one pattern keeps surfacing in both housing and software: the temptation to ...

Inspired by the shape-shifting skin of octopuses, Penn State researchers developed a smart hydrogel that can change ...

In other words, you want to construct a polyhedral torus with faces that are shapes such as triangles or rectangles. Your peculiar-looking shape will be trickier to construct than one with a smooth ...

Today the world of Egyptology faces a silent crisis – not of looting, although that plays a part, but of disconnection. Walk into any major museum, from Copenhagen to California, and you see glass ...

The public view of artificial intelligence (AI) can be quite fantastical -- many imagine a computer with all the powers of a human brain, able to rationalize decisions, interact with cognizance, and ...

For a low-cost solution, Karthik Urs, then at the University of Michigan in Ann Arbor, and his colleagues 3D printed a robot with legs that can be adapted to match those of various species — complete ...

From table salt to snowflakes, and from gemstones to diamonds—we encounter crystals everywhere in daily life, usually cubic (table salt) or hexagonal (snowflakes). Researchers from Noushine ...

What's the shape of water? In 2022, NASA launched the Surface Water and Ocean Topography (SWOT) satellite to answer this question by precisely measuring the height and extent of bodies of water.