Sentences with phrase «stream of ultraviolet light»

Not exact matches

Based on the pioneering work of Dr. Claire Lugassy and Dr. Raymond Barnhill at UCLA's Jonsson Comprehensive Cancer Center, a new study provides additional support for a process by which melanoma cells, a deadly form of skin cancer, can spread throughout the body by creeping like tiny spiders along the outside of blood vessels without ever entering the blood stream, and that this process is exacerbated by exposure to ultraviolet (UV) light.

«Returning clumps of debris strike the incoming stream, which results in shock waves that emit visible and ultraviolet light,» said acting Swift principal investigator and study co-author Bradley Cenko, of NASA's Goddard Space Flight Center in Greenbelt, Maryland.

Both pollution and increasing ultraviolet light streaming through ozone holes could reduce production of plankton.

Charged particles from the sun stream through a rift in Earth's magnetic shield, sparking a bright spot of aurora in ultraviolet light (foreground).

This, in turn, will lower the depth and turbidity of water in mountain streams, increasing the amount of damaging ultraviolet light that reaches the stream beds.

To investigate this effect, Clements and his team placed screens over small segments of a dozen mountain streams to block ultraviolet light, and left them there for 60 days.

This suggests that the accretion disk and gas stream are strong enough to survive despite the damage caused by ultraviolet light,» explained Andrés Guzmán, the study's principal researcher and a postdoctoral fellow at the University of Chile.