Viruses differ greatly in size, the smallest being about 20 nanometers in diameter to the largest measuring some 400 nanometers across. For reference, a human hair is about 60,000 nanometers in ...

Add articles to your saved list and come back to them any time. Keen to experiment with metals in a more creative way, Clare McGibbon splurged and bought a metal stamp set. Since then, she says: ...

"Easily sandcast a brass axe keychain right at home. Follow me, April Wilkerson, for more DIY projects and hands-on building!" Trump admin sending Taliban $45M sparks Republican backlash After winning ...

When I got the keys to our long-term 2011 Mazda 5 last week, they came with a surprise--this aluminum-and-brass keychain in the shape of a rotary-engine housing, complete with moving rotor. The rotor ...

Make your own brass axe keychain as a unique accessory for everyday use. Woman checks Bernese mountain dog's fur, sees something moving with a tail Israel unleashes Iron Beam laser weapon 'Egg on ...

[Jay] hacked a Blu-Ray laser diode into a keychain enclosure. He found a heavy brass keychain light from Lowe’s and stuffed the diode and a larger battery inside. The existing batteries weren’t ...