News & Opinion

» cell & molecular biology and evolution

Covering the life sciences inside and out

Most Recent

image: When Males Kill Young

When Males Kill Young

By Jyoti Madhusoodanan | November 13, 2014

Many social factors contributed to the evolution of male infanticide in mammal societies.

3 Comments

image: Behavior Brief

Behavior Brief

By Molly Sharlach | November 11, 2014

A round-up of recent discoveries in behavior research

1 Comment

image: Genetic Data Clarify Insect Evolution

Genetic Data Clarify Insect Evolution

By Kate Yandell | November 6, 2014

Researchers create a phylogenetic tree of insects by comparing the sequences of 1,478 protein-coding genes among species.

0 Comments

image: Rapid Evolution in Real Time

Rapid Evolution in Real Time

By Sandhya Sekar | October 23, 2014

On islands off the coast of Florida, scientists uncover swift adaptive changes among Carolina anole populations, whose habitats were disturbed by the introduction of another lizard species.

8 Comments

image: Ancient Sex

Ancient Sex

By Sandhya Sekar | October 19, 2014

Fossils of an extinct, armored fish challenge current understanding of when copulation and internal fertilization evolved in jawed vertebrates.

3 Comments

image: New Genes = New Archaea?

New Genes = New Archaea?

By Molly Sharlach | October 15, 2014

Genes acquired from bacteria contributed to the origins of archaeal lineages, a large-scale phylogenetic analysis suggests.

1 Comment

image: Mom’s Mitochondria Affect Pup Longevity

Mom’s Mitochondria Affect Pup Longevity

By Ruth Williams | October 9, 2014

Mitochondrial mutations inherited from the mother can shorten a mouse’s lifespan.

1 Comment

image: Modified Yeast Tolerate Alcohol, Heat

Modified Yeast Tolerate Alcohol, Heat

By Kate Yandell | October 2, 2014

Simple changes help yeast thrive in the presence of their own harmful byproducts and could boost biofuel production.

0 Comments

image: Heritable Histones

Heritable Histones

By Ruth Williams | September 18, 2014

Scientists show how roundworm daughter cells remember the histone modification patterns of their parents.

3 Comments

image: Bird Diversity Drops From Forests to Farms

Bird Diversity Drops From Forests to Farms

By Ruth Williams | September 11, 2014

Farms support less phylogenetically diverse bird populations than forests, but some farms are better than others.

0 Comments

Popular Now

  1. 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.

  2. Stem Cell Vaccine Protects Mice From Cancer
  3. 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.  

  4. Gene Expression Overlaps Among Psychiatric Disorders
AAAS