human
Bigger-Brained Species Have Longer Yawns
Bigger-Brained Species Have Longer Yawns
Kerry Grens | Oct 5, 2016
Yawn duration also correlates with the number of cortical neurons, according to a study.
Bigger Brains
Bigger Brains
Jenny Rood | Feb 20, 2015
Researchers identify a human DNA element that spurs neurogenesis and brain growth when placed in mice.
The Surprising Evolution of Sex Determination
The Surprising Evolution of Sex Determination
Rina Shaikh-Lesko | Apr 23, 2014
A detailed analysis of sex chromosomes finds unexpected evolution of functional Y chromosome genes across species.
The Nose Knows
The Nose Knows
Rina Shaikh-Lesko | Mar 25, 2014
The human nose can differentiate more than a trillion odors, a study finds.
Another Obesity-Associated Gene
Another Obesity-Associated Gene
Rina Shaikh-Lesko | Mar 13, 2014
Researchers find a new gene connected to obesity in a surprising part of the genome.
Discerning Elephants
Discerning Elephants
Rina Shaikh-Lesko | Mar 12, 2014
Elephants are able to tell human voices apart based on cues for age, sex, and ethnic group.
High Protein, High Risk?
High Protein, High Risk?
Rina Shaikh-Lesko | Mar 6, 2014
Low-protein diets are linked to longer life spans in mice and humans.
Bones Won’t Be Buried Yet
Jef Akst | May 10, 2012
Two 9,000-year-old skeletons will be held by University of California, San Diego, officials—rather than turned over to American Indians for reburial—until a lawsuit is settled.
Brain Evolution at a Distance
Hannah Waters | Dec 6, 2011
Gene expression controlled from afar may have spurred the spurt in brain evolution that led to modern humans.
World Population Hits 7 Billion
Tia Ghose | Oct 31, 2011
Sometime today, Earth’s 7 billionth person was born.