Scramjet with stamina ready for hypersonic test

Army to make enemy networks the next battleground

Brain's master switch verified

The Cyber Peril

Dark matter 'no result' comes under fire

Lithium-Air Batteries Could Rescue Electric Car Drivers From 'Range Anxiety'

U.S. Air Force Awards Raytheon $49 Million for Stand-In Jammer

U.S. Special Forces Set to Carry XM-25 Laser-Guided Smart-Bullet Weapon into Battle

DARPA's Brain Implants Would Help Replace Mental Function in Wounded Warfighters

Navy to Gates: Yes, we need 11 aircraft carriers

A Mile Deep

A skyscraper designed to make a rotten river run clean

Boeing unveils strike fighter options

Guardrail Common Sensor

Reshaped spaceflight plan gains support

Stephen Hawking's time machine

Futuristic interstellar space probe idea revisited

Boeing plots return to next-generation fighter market