The ultrasonic beam from this sensor penetrates the skin, detects signals reflected from the vessel walls, and measures changes in vessel diameter. Using this principle, it measures the real-time ...

The ultrasonic beam from this sensor penetrates the skin, detects signals reflected from the vessel walls, and measures changes in vessel diameter. Using this principle, it measures the real-time ...

The Los Angeles Police Department can no longer fire rubber bullets when confronting protests. The move comes after a years-long lawsuit that was filed by Black Lives Matter Los Angeles following the ...

A federal judge barred the Los Angeles Police Department from using rubber bullets for crowd control. Trump’s pardon of convicted woman is the second time he’s erased her sentence in a criminal case ...

Add Yahoo as a preferred source to see more of our stories on Google. The Los Angeles Police Department can no longer fire rubber bullets when confronting protests. The move comes after a years-long ...