Most Recent

image: A Wild Stem Cell Chase

A Wild Stem Cell Chase

By Signe Cane | July 24, 2013

A rigorous new study provides strong evidence that very small embryonic-like stem cells hypothesized to be found in mice and humans do not exist.

1 Comment

image: Dying Worms Emit Ethereal Glow

Dying Worms Emit Ethereal Glow

By Ruth Williams | July 24, 2013

A head-to-tail wave of blue fluorescence signals the death of a nematode worm.

1 Comment

image: A Fly on the Wall

A Fly on the Wall

By Dan Cossins | July 19, 2013

A geneticist-turned-filmmaker is making a movie set in Columbia University’s famous Fly Room, where the foundations for modern genetics were laid.

0 Comments

image: Gene Therapy Coming of Age?

Gene Therapy Coming of Age?

By Dan Cossins | July 11, 2013

Using lentiviral vectors to replace mutated genes in blood stem cells, scientists successfully treat two rare diseases apparently without causing harmful side effects.

2 Comments

image: The Downside of Antibiotics?

The Downside of Antibiotics?

By Ruth Williams | July 3, 2013

Bacteria-killing antibiotics might also damage a person’s tissues.

3 Comments

image: Temperature-Sensing Fat Cells

Temperature-Sensing Fat Cells

By Dan Cossins | July 1, 2013

Researchers discover that unlike brown fat cells, white fat cells can directly sense cooling temperatures to switch on genes that control heat production.

1 Comment

In Chapter 3, “From Mating to Conception,” author Robert Martin explores the question of why humans and other primates frequently engage in sexual intercourse when females are not fertile.

0 Comments

image: Capsule Reviews

Capsule Reviews

By Annie Gottlieb | July 1, 2013

Denial, Probably Approximately Correct, Permanent Present Tense, and Against Their Will

0 Comments

image: Widening the Fertile Window

Widening the Fertile Window

By Robert Martin | July 1, 2013

Women may be able to store viable sperm for longer than a week, thus contributing to apparent variability in pregnancy lengths.

1 Comment

image: The Art of Science

The Art of Science

By Chris Palmer | June 21, 2013

Princeton scientists and engineers create a stunning collection of scientific images better suited for a gallery than a lab meeting.

2 Comments

Popular Now

  1. Stem Cell Vaccine Protects Mice From Cancer
  2. Love in the Scientific Literature
    News Analysis Love in the Scientific Literature

    There are countless ways for scientists to say, “I love you.” Naming a slime-mold beetle after your wife (and another after your ex-wife) is, apparently, one of them.  

  3. DNA Robots Target Cancer
    Daily News DNA Robots Target Cancer

    Researchers use DNA origami to generate tiny mechanical devices that deliver a drug that cuts off the blood supply to tumors in mice.

  4. CDC: Flu Vaccine 36 Percent Effective So Far
AAAS