UC BERKELEY (US) — Researchers are testing a helmet-like device that uses wireless signals to instantly diagnose brain swelling and bleeding.The device analyzes data from low energy electromagnetic waves that are similar to those used to transmit radio and mobile signals.

U. TORONTO (CAN) / UC BERKELEY (US) — Mexican-Americans over 55 who were born in the US are significantly more likely than immigrants from Mexico to report limitations in one or more basic physical activities.A new study shows they have substantial limitations (30 percent versus 25 percent) in walking, climbing stairs, reaching, lifting, or carrying.

The quest for lusher, ruby-red lips may be exposing women to dangerous metals, including cadmium, a highly toxic element linked with renal failure, a UC Berkeley study suggests.