Get the essentials on static and kinetic friction forces! This video covers the key differences between these two types of friction, how to calculate them, and real-world examples to help you ...

The weather has suddenly taken a turn, and there's a chilly bite in the air—cue lashings of lip balm on chapped lips, oversized winter coats and hats to keep our ears toasty. The trouble is, as soon ...

A member of the National Guard stands watch on Beale Street in Memphis, Tennessee, on Friday, Oct. 24, 2025. (George Walker IV/AP) Military leaders have ordered the National Guard in every state to ...

WASHINGTON—The Pentagon has ordered the National Guard to create “quick reaction” forces in every state and territory by January that are trained and equipped to respond to riots and civil unrest ...

MOSCOW ― President Vladimir Putin on Wednesday oversaw a test of Russia's nuclear forces on land, sea and air to rehearse their readiness and command structure. The test included the launch of a ...

A parasitic worm uses static electricity to launch itself onto flying insects, a mechanism uncovered by physicists and biologists at Emory and Berkeley. By generating opposite charges, the worm and ...

Our 2024 World Air Forces directory details the military aircraft fleets of 161 nations, from Afghanistan to Zimbabwe, totalling just over a combined 53,400 in-service assets. Use the links below to ...

Rutte calls drone incursions 'reckless and unacceptable' Military activity to start in coming days Designed to be flexible along entire eastern flank BRUSSELS, Sept 12 (Reuters) - NATO on Friday ...

The Space Force has been working closely with private investment firms to get a leg up on emerging technologies. The result is a “pool” of companies with products the service wants, a senior defense ...

Kimberly Roots to remain editor in chief of the digital news platform founded by Michael Ausiello in 2011 The site was founded by Michael Ausiello, formerly a columnist for Entertainment Weekly and a ...

Kody Brown and Brittany Cartwright are among the reality stars who are facing big challenges in the first look at season 4 of Special Forces: World’s Toughest Test. “In Special Forces, the weak do not ...