The Scientist

» aging and evolution

Most Recent

image: Age-Old Questions

Age-Old Questions

By | March 1, 2015

How do we age, and can we slow it down?

1 Comment

image: As the Brain Ages

As the Brain Ages

By | March 1, 2015

See human brains age in week-by-week time lapse images that divulge the existence of tiny strokes that damage white matter.

2 Comments

image: Capsule Reviews

Capsule Reviews

By | March 1, 2015

Evolving Ourselves, The Man Who Touched His Own Heart, Bats, and The Invaders

1 Comment

image: Contributors

Contributors

By | March 1, 2015

Meet some of the people featured in the March 2015 issue of The Scientist.

0 Comments

image: Drunk Monkeys

Drunk Monkeys

By | March 1, 2015

UC Berkeley biologist Robert Dudley explains his "drunken monkey" hypothesis for how humans developed a taste for alcohol.

0 Comments

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: Growth Hormone Guidance

Growth Hormone Guidance

By | March 1, 2015

Intact growth hormone signaling pathways are needed for methionine restriction to extend mouse lifespan.

0 Comments

image: Long Live Collagen

Long Live Collagen

By | March 1, 2015

Increased collagen expression is a common feature of many different pathways to extended longevity in worms.

3 Comments

image: Of Cells and Limits

Of Cells and Limits

By | March 1, 2015

Leonard Hayflick has been unafraid to speak his mind, whether it is to upend a well-entrenched dogma or to challenge the federal government. At 86, he’s nowhere near retirement.

3 Comments

image: Quantity or Quality?

Quantity or Quality?

By | March 1, 2015

Living longer doesn’t necessarily mean living healthier.

1 Comment

Popular Now

  1. Running on Empty
    Features Running on Empty

    Regularly taking breaks from eating—for hours or days—can trigger changes both expected, such as in metabolic dynamics and inflammation, and surprising, as in immune system function and cancer progression.

  2. Athletes’ Microbiomes Differ from Nonathletes
  3. Mutation Linked to Longer Life Span in Men
  4. Immune Cells Deliver Cancer Drugs to the Brain
AAAS