Most Recent

Harvesting lab-raised zebrafish based on their size led to differences in the activity of more than 4,000 genes, as well as changes in allele frequencies of those genes, in the fish that remained.

0 Comments

image: More Details on How Pesticides Harm Bees

More Details on How Pesticides Harm Bees

By | May 3, 2017

Scientists report that thiamethoxam exposure impairs bumblebees’ reproduction and honey bees’ ability to fly.

0 Comments

The 19th century biologist’s drawings, tainted by scandal, helped bolster, then later dismiss, his biogenetic law.

3 Comments

Time-lapse imaging shows the immune cells transferring chemical signals during pigment pattern formation in developing zebrafish.

0 Comments

image: Infographic: How the Zebrafish Got Its Stripes

Infographic: How the Zebrafish Got Its Stripes

By | May 1, 2017

Immune cells called macrophages shuttle cellular messages in the skin.

0 Comments

From fish harvests to cottonwood forests, organisms display evidence that species change can occur on timescales that can influence ecological processes.

5 Comments

Guppies transplanted between different communities in Trinidadian streams evolved in response to changes in predation threat in just a few generations.

1 Comment

The lungs of extremely premature lambs supported in a closed, sterile environment that enables fluid-based gas exchange grow and develop normally, researchers report.

0 Comments

image: Marching Into an Uncertain Future

Marching Into an Uncertain Future

By | April 20, 2017

Can professional organizations and societies parlay the groundswell of support culminating in this weekend’s March for Science into more-effective science advocacy?

1 Comment

image: Image of the Day: Stop Signals

Image of the Day: Stop Signals

By | April 17, 2017

Transcytosis, suppression of vesicle traffic across cells, helps reduce permeability in the blood-retinal barrier during development.

0 Comments

Popular Now

  1. A Coral to Outlast Climate Change
  2. Science Celebrities: Where Are the Women?
  3. First In Vivo Human Genome Editing to Be Tested in New Clinical Trial
  4. Understanding Body Ownership and Agency
AAAS