The Scientist

» UV rays

Most Recent

image: Next Generation: Nano Sunblock

Next Generation: Nano Sunblock

By | September 28, 2015

A new nanoparticle-based sunblock is effective, long-lasting, and may eliminate absorption of potentially harmful chemicals into the skin and bloodstream, a mouse study shows.

4 Comments

image: Fish Make Their Own Sun Protection

Fish Make Their Own Sun Protection

By | May 14, 2015

Zebrafish and other vertebrates have the enzymatic machinery to synthesize gadusol, an ultraviolet light-absorbing compound.

0 Comments

image: The Dark Side of Melanin

The Dark Side of Melanin

By | February 19, 2015

Researchers uncover a previously unknown way UV light can act on melanin, spurring cancer-causing mutations hours after sun exposure.

5 Comments

image: Light Lowers Blood Pressure

Light Lowers Blood Pressure

By | January 20, 2014

UVA exposure reduces human blood pressure by releasing nitric oxide metabolites from storage in the skin.

0 Comments

image: Blue Whales Get Tans

Blue Whales Get Tans

By | September 2, 2013

The large mammals alter the levels of melanin in their skin depending on sun exposure, helping them to avoid DNA damage.

0 Comments

image: UV Radiation Frying Marine Life

UV Radiation Frying Marine Life

By | August 13, 2012

A study suggests that increased UVB radiation from the sun is behind the decline of many marine species.

1 Comment

image: Sun Prevents Chickenpox?

Sun Prevents Chickenpox?

By | December 21, 2011

A new study shows that chickenpox is less common in areas of the world with high levels of UV radiation.

0 Comments

image: How Caffeine Fights Cancer

How Caffeine Fights Cancer

By | August 15, 2011

Caffeinated drinks may help prevent skin cancer by inhibiting a DNA repair pathway, thus killing potentially precancerous cells.

12 Comments

Inside the mind of Fritz Kahn

By | February 1, 2011

For more than 40 years, German gynecologist and legendary science writer Fritz Kahn (1888-1968) captured the imagination of an international audience with hundreds of wildly inventive illustrations and more than a dozen popular science books. 

0 Comments

image: Light Therapy, circa 1939

Light Therapy, circa 1939

By | February 1, 2011

Around the turn of the 20th century—before sunscreens hit the market and the damaging effects of UV radiation were widely appreciated—physicians saw the sun mostly as a source of healing. 

1 Comment

Popular Now

  1. Gut Microbes Linked to Neurodegenerative Disease
  2. Opinion: WHO’s Silence on Cannabis
  3. Top 10 Innovations 2016
    Features Top 10 Innovations 2016

    This year’s list of winners celebrates both large leaps and small (but important) steps in life science technology.

  4. Image of the Day: Parting Ways
    Image of the Day Image of the Day: Parting Ways

    The Allen Institute for Cell Science releases the first public collection of human induced pluripotent stem cells that have been fluorescently tagged using CRISPR.

Rockland