Quantcast

Latest Sarah Tishkoff Stories

Cattle Domestication Helped People Develop Tolerance To Lactose
2014-03-14 08:26:09

While most people lose the ability to digest the milk sugar lactose after infancy, some populations retain high levels of an enzyme called lactase, which allows them to continue to reap the nutritive benefits of milk

Bitter Taste Gene May Have Been Beneficial To Human Evolution
2013-11-12 13:31:37

A new study from researchers at the University of Pennsylvania has found a genetic mutation making certain people more sensitive to the taste of a bitter compound could have been beneficial for certain human populations in Africa, resulting in the mutation being passed on from generation to generation.

2012-04-27 12:33:30

f Pygmies are known for one trait, it is their short stature: Pygmy men stand just 4'11" on average.

2011-12-07 14:27:11

Long the bane of picky eaters everywhere, broccoli’s taste is not just a matter of having a cultured palate; some people can easily taste a bitter compound in the vegetable that others have difficulty detecting.

2011-06-09 15:19:55

For tens of thousands of years, the genomes of malaria parasites and humans have been at war with one another.

ec31c5ed0cf2c173c38397220ef0b0e81
2010-05-27 07:35:00

Genetic researchers from the University of Pennsylvania have combined data from existing archaeological and linguistic studies of Africa with human genetic data to shed light on the demographic history of the continent from which all human activity emerged.

fa3d9894cb2e93885dfbacb9544e33161
2009-12-21 14:39:25

People who identify as African-American may be as little as 1 percent West African or as much as 99 percent, just one finding of a large-scale, genome-wide study of African and African-American ancestry released today.

5857dda3cce2f5b85dff67a9a61daed01
2009-04-30 14:30:00

An international team of researchers has reported the largest-ever study of genetics in Africa that helps pinpoint where human evolution began.


Word of the Day
shavie
  • A trick or prank.
The word 'shavie' is related to 'shave'.