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New Genome Sequences Reveal Undescribed African Migration
New Genome Sequences Reveal Undescribed African Migration
An analysis of the genomes of people from 50 ethnolinguistic groups in Africa spots 62 genes under positive selection and 3 million more genetic variants than previously documented.
New Genome Sequences Reveal Undescribed African Migration
New Genome Sequences Reveal Undescribed African Migration

An analysis of the genomes of people from 50 ethnolinguistic groups in Africa spots 62 genes under positive selection and 3 million more genetic variants than previously documented.

An analysis of the genomes of people from 50 ethnolinguistic groups in Africa spots 62 genes under positive selection and 3 million more genetic variants than previously documented.

Africa

Image of the Day: Slow-Growing Brains
Amy Schleunes | Apr 8, 2020 | 1 min read
Scans of eight fossilized adult and infant Australopithecus afarensis skulls reveal a prolonged period of brain growth during development that may have set the stage for extended childhood learning in later hominins.
New Ebola Outbreak in Democratic Republic of Congo
Sukanya Charuchandra | Aug 2, 2018 | 2 min read
Four of six samples from the North Kivu province have tested positive for the virus.
New Species of Ebola Discovered
Catherine Offord | Jul 30, 2018 | 2 min read
The Bombali Ebola virus was identified in bats in Sierra Leone, and there’s no evidence that it has infected people or causes human disease.
Viable Embryos Created With Northern White Rhino Sperm in the Lab
Ashley Yeager | Jul 4, 2018 | 2 min read
Researchers froze the fertilized eggs, taken from southern white rhinos, in hopes of preserving the near-extinct northern subspecies.
Africa’s Oldest Baobab Trees Are Dying Suddenly
Catherine Offord | Jun 12, 2018 | 2 min read
Although more evidence is needed to pin down a cause, researchers suspect that climate change is to blame.
Microbiome Differences Between Farmers and City-Dwellers Start Early
Shawna Williams | Jun 5, 2018 | 2 min read
Compared with their urban counterparts, babies and toddlers in rural Nigeria have gut microbiota that more closely resembles that of adults in their community.
More Vaccinations, Experimental Drugs as Potential Ebola Contacts Rise
Sukanya Charuchandra | May 30, 2018 | 2 min read
The World Health Organization predicts the number of cases in Democratic Republic of Congo will rise up to 300 by July.  
Image of the Day: Migrating Storks
Jim Daley | May 25, 2018 | 1 min read
Ornithologists tagged 27 juvenile birds to track the way they use updrafts of air heated by the sun to migrate over long distances.
Ebola Update: Funding, Vaccines, and More Deaths in DRC
Catherine Offord | May 23, 2018 | 2 min read
A total of 27 people have died since April, but new funds and the deployment of an experimental vaccine are expected to help contain the virus.
Two Ebola Cases Confirmed in Democratic Republic of Congo
Shawna Williams | May 8, 2018 | 1 min read
The country’s health ministry and the World Health Organization rush to contain the new outbreak.
Image of the Day: Elephant Twins
The Scientist and The Scientist Staff | Apr 16, 2018 | 1 min read
A pair of calves was born about eight months ago in Tanzania’s Tarangire National Park.
World’s Last Male Northern White Rhino Dies
Shawna Williams | Mar 20, 2018 | 2 min read
Only two members of the subspecies are now left alive.
Image of the Day: Elephants at Sunset
The Scientist and The Scientist Staff | Jan 11, 2018 | 1 min read
Conflict threatens already at-risk wildlife populations and conservation efforts in war-torn areas.
Rhino Forensics Used to Track Down Poachers and Traffickers
Katarina Zimmer | Jan 8, 2018 | 2 min read
A genetic library for African rhinoceros populations has helped match illegally trafficked products to individual poached animals in more than 120 criminal cases. 
Human Species May Be Much Older Than Previously Thought
Shawna Williams | Sep 29, 2017 | 2 min read
From DNA evidence, researchers estimate the split from other species took place between 260,000 and 350,000 years ago.
Hunter-gatherer Microbiomes Cycle with the Seasons
Abby Olena, PhD | Aug 24, 2017 | 3 min read
The composition of the gut microbiota varies by time of year and is more diverse than that of industrialized groups.
Gordon Awandare: Ghana’s Homecoming King
Linda Nordling | Aug 20, 2017 | 5 min read
The infectious disease scientist spent seven years in the U.S. before returning home to establish a thriving center for research and help lead the fight against malaria.
From Mass Death, Life
Steve Graff | Aug 15, 2017 | 5 min read
When thousands of animals die during mass migrations, ecosystems accommodate the corpses and new cycles are set in motion.
Life Springs Eternal
The Scientist | Aug 15, 2017 | 1 min read
When scores of migrating wildebeest fail to survive a treacherous river crossing, their corpses fuel thriving ecosystems.
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