News & Opinion

» culture, disease/medicine and evolution

Covering the life sciences inside and out

Most Recent

image: Does Productivity Diminish Research Quality?

Does Productivity Diminish Research Quality?

By | September 28, 2016

More papers correlate with top-cited research for more-established academics, but not newly minted professors, according to a study.  

3 Comments

image: How Plants Evolved Different Ways to Make Caffeine

How Plants Evolved Different Ways to Make Caffeine

By | September 21, 2016

Caffeine-producing plants use three different biochemical pathways and two different enzyme families to make the same molecule.

2 Comments

Matching the immunological characteristics of donor retinal cells to those of the recipient can reduce the chance of rejection.

0 Comments

image: Neonatal Gut Bacteria Might Promote Asthma

Neonatal Gut Bacteria Might Promote Asthma

By | September 12, 2016

Byproducts of gut microbes in some 1-month–old babies trigger inflammation that is linked to later asthma development, researchers find.

1 Comment

image: Giant Petri Dish Displays Evolution in Space and Time

Giant Petri Dish Displays Evolution in Space and Time

By | September 8, 2016

As E. coli bacteria spread over increasingly concentrated antibiotics, researchers discover novel evolutionary pathways that confer resistance.

7 Comments

image: One Receptor, Two Ligands, Different Responses

One Receptor, Two Ligands, Different Responses

By | August 31, 2016

Host and bacterial ligands that interact with the same cell-surface receptor induce different activities in human macrophages. 

0 Comments

image: One Antigen Receptor Induces Two T cell Types

One Antigen Receptor Induces Two T cell Types

By | August 26, 2016

Precursor T cells bearing the same antigen receptor adopt two different fates in mice.

1 Comment

image: Using RNA to Amplify RNA

Using RNA to Amplify RNA

By | August 15, 2016

Researchers apply in vitro evolution to generate an RNA enzyme capable of copying and amplifying RNA.

1 Comment

image: Primates, Gut Microbes Evolved Together

Primates, Gut Microbes Evolved Together

By | July 21, 2016

Symbiotic gut bacteria evolved and diverged along with ape and human lineages, researchers find. 

1 Comment

A 3-D carbon nanotube mesh enables rat spinal tissue sections to reconnect in culture.

2 Comments

Popular Now

  1. Consilience, Episode 3: Cancer, Obscured
  2. RNAi’s Future in Drug-Target Screening
    News Analysis RNAi’s Future in Drug-Target Screening

    A recent CRISPR study contradicted years of RNA interference research on a well-studied cancer drug target. But is it the last nail in the coffin for RNAi as a screening tool? 

  3. A History of Screening for Natural Products to Fight Cancer
  4. Streakers, Poopers, and Performers: The Wilder Side of Wildlife Cameras
AAAS