The Scientist

» populations

Most Recent

image: Lions Declining in Africa

Lions Declining in Africa

By | October 29, 2015

A predictive population model suggests that lion populations in West, Central, and East Africa are likely to be halved in the next 20 years.

0 Comments

image: Genetic Atlas

Genetic Atlas

By | February 17, 2014

Researchers trace the mixing of human populations using DNA.

1 Comment

image: Animal-tronic

Animal-tronic

By | October 1, 2013

Meet a few robots that pose as flesh-and-blood critters to advance science.

0 Comments

image: Send in the Bots

Send in the Bots

By | October 1, 2013

Animal robots have become a unique tool for studying the behavior of their flesh-and-blood counterparts.

1 Comment

image: Boys May Shorten a Mother’s Life

Boys May Shorten a Mother’s Life

By | February 28, 2013

Women living in the 17th to 19th centuries had a slightly lower life expectancy if they gave birth to multiple sons, rather than to daughters.

1 Comment

image: Rare Alleles Rise with Population

Rare Alleles Rise with Population

By | May 11, 2012

As the human population expands, the number of rare genetic variants has dramatically increased.

0 Comments

image: World Population Hits 7 Billion

World Population Hits 7 Billion

By | October 31, 2011

Sometime today, Earth’s 7 billionth person was born.

6 Comments

image: Opinion: The Burden of Borders

Opinion: The Burden of Borders

By | October 17, 2011

US border policy and fences threaten wildlife across the continent.

24 Comments

Popular Now

  1. Monsanto Buys Rights to CRISPR
    The Nutshell Monsanto Buys Rights to CRISPR

    The US agribusiness secures a global, nonexclusive licensing agreement from the Broad Institute to use the gene-editing technology for agricultural applications.

  2. How Plants Evolved Different Ways to Make Caffeine
  3. Thomson Reuters Predicts Nobelists
    The Nutshell Thomson Reuters Predicts Nobelists

    According to citation statistics, researchers behind programmed cell death pathways and CRISPR/Cas9 are among those in line for Nobel Prizes this year.

  4. ESP on Trial
    Foundations ESP on Trial

    In the 1930s, parapsychologist Joseph Banks Rhine aimed to use scientific methods to confirm the existence of extrasensory perception, but faced criticisms of dubious analyses and irreproducible results.

RayBiotech