Simple Tool Evaluates Mask Performance at Blocking Droplets
Simple Tool Evaluates Mask Performance at Blocking Droplets
A proof-of-concept study finds some commonly used facial coverings may perform worse than no mask at all.
Simple Tool Evaluates Mask Performance at Blocking Droplets
Simple Tool Evaluates Mask Performance at Blocking Droplets

A proof-of-concept study finds some commonly used facial coverings may perform worse than no mask at all.

A proof-of-concept study finds some commonly used facial coverings may perform worse than no mask at all.

lasers
Nobel Laureate and Laser Scientist Dies
Nobel Laureate and Laser Scientist Dies
Jef Akst | Oct 2, 2017
Nicolaas Bloembergen’s research laid the groundwork for the development of magnetic resonance imaging (MRI) technology.
Crystallography Innovator Dies
Crystallography Innovator Dies
Kerry Grens | Jun 26, 2017
Philip Coppens, who developed photocrystallography, has passed away at age 86.
New Approach for Failing Vision
New Approach for Failing Vision
Kate Yandell | Feb 28, 2013
Holography could stimulate neural cells and someday improve retinal prostheses.
Next Generation: World’s First Nano-ear
Megan Scudellari | Feb 10, 2012
A new device can detect sounds a million times fainter than the hearing threshold of the human ear.