The Scientist

» cell death and evolution

Most Recent

image: Geni-Tales

Geni-Tales

By | July 1, 2014

Penises and vaginas are not just simple sperm delivery and reception organs. They have been perfected by eons of sexual conflict.  

0 Comments

image: Size Matters

Size Matters

By | July 1, 2014

The disproportionately endowed carabid beetle reveals that the size of female—and not just male—genitalia influences insemination success.

0 Comments

image: The Sex Paradox

The Sex Paradox

By | July 1, 2014

Birds do it. Bees do it. We do it. But not without a physical, biochemical, and genetic price. How did the costly practice of sex become so commonplace?

13 Comments

image: Sly Guys

Sly Guys

By | July 1, 2014

Across the animal kingdom, dominance isn’t the only way for a male to score. Colluding, sneaking around, or cross-dressing can work, too.

1 Comment

image: Omnivore Ancestors?

Omnivore Ancestors?

By | June 26, 2014

Fifty-thousand-year-old feces suggest Neanderthals ate both meat and vegetables.

0 Comments

image: Evolving Antibiotic Tolerance

Evolving Antibiotic Tolerance

By | June 25, 2014

E. coli repeatedly exposed to ampicillin adapt to stay dormant for longer periods of time—just long enough to outlast the antibiotic treatment.

1 Comment

image: Week in Review: June 16–20

Week in Review: June 16–20

By | June 20, 2014

Early Neanderthal evolution; developing antivirals to combat polio; the mouth and skin microbiomes; insect-inspired, flight-stabilizing sensors

0 Comments

An examination of 17 ancient skulls shows that some Neanderthal features arose as far back as 430,000 years ago.

1 Comment

image: Ancient Fish Analyzed

Ancient Fish Analyzed

By | June 13, 2014

Two paleontological findings yield insights into early vertebrate evolution.

0 Comments

image: Snake Imitators Persist

Snake Imitators Persist

By | June 12, 2014

A harmless snake in the Carolina Sandhills has been mimicking a poisonous species for decades, and has become a better imitator since the latter went extinct.

2 Comments

Popular Now

  1. First In Vivo Function Found for Animal Circular RNA
  2. A Potential Remedy for the Aging Brain
    The Scientist A Potential Remedy for the Aging Brain

    In mice, injected fragments of a naturally occurring protein boost memory in young and old animals and improve cognition and mobility in a model of neurodegenerative disease. 

  3. Nature Index Identifies Top Contributors to Innovation
  4. Your Body Is Teeming with Weed Receptors
    Features Your Body Is Teeming with Weed Receptors

    And the same endocannabinoid system that translates marijuana's buzz-inducing compounds into a high plays crucial roles in health and disease outside the brain.

AAAS