Most Recent

image: TB over Time

TB over Time

By | August 1, 2015

Eighteenth-century DNA sequences yield insights into the history of tuberculosis infections.


image: High-Flying Ducks

High-Flying Ducks

By | July 1, 2015

Five species of waterfowl have evolved a variety of adaptations to adjust to the high altitude of South America’s Lake Titicaca.

1 Comment

image: A Plague on Pachyderms

A Plague on Pachyderms

By | June 1, 2015

At least seven species of herpesvirus commonly infect elephants. At zoos, keepers scramble to save calves, who are particularly vulnerable to the viruses.


image: HIV in the Internet Age

HIV in the Internet Age

By | May 1, 2015

Social networking sites may facilitate the spread of sexually transmitted disease, but these sites also serve as effective education and prevention tools.


image: Llamas as Lab Rats

Llamas as Lab Rats

By | May 1, 2015

From diagnostics to vaccines, llama antibodies point to new directions in HIV research.


image: Miraculous Activist

Miraculous Activist

By | May 1, 2015

Timothy Ray Brown, commonly referred to as the “Berlin patient,” does not want to be the only person cured of AIDS.


image: A Deathly Pallor

A Deathly Pallor

By | March 1, 2015

Global warming could lead to lighter-colored insects with waning immune defenses.


image: Falling Out of the Family Tree

Falling Out of the Family Tree

By | March 1, 2015

A mutation in an ethanol-metabolizing enzyme arose around the time that arboreal primates shifted to a more terrestrial lifestyle, perhaps as an adaptation to eating fermented fruit.

1 Comment

image: Centennial <em>Shigella</em>

Centennial Shigella

By | February 1, 2015

A strain of the dysentery-causing bacterium isolated in 1915 tells the story of a young soldier who died of the disease in the early days of World War I.


image: Seal Stowaways

Seal Stowaways

By | November 1, 2014

Pathogen traces recovered from Peruvian mummies suggest tuberculosis-causing bacteria rode from Africa to South America in pinnipeds.


Popular Now

  1. Inside a Lab Mouse’s High-Fat Diet
  2. Battling the Bulge
    Bio Business Battling the Bulge

    Weight-loss drugs that target newly characterized obesity-related receptors and pathways could finally offer truly effective fat control.

  3. How Gastric Bypass Can Kill Sugar Cravings
  4. Birth of the Skin Microbiome
    Daily News Birth of the Skin Microbiome

    The immune system tolerates the colonization of commensal bacteria on the skin with the aid of regulatory T cells during the first few weeks of life, a mouse study shows.

Life Technologies