A study on almost four thousand people of African descent has identified a gene that acts as natural defense against HIV by limiting its replication in certain white blood cells. An international effort co-led by EPFL, Canada's ...
Biotechnology
Aug 2, 2023
0
4
As biodiversity declines and causes reductions in the genetic variation of animals, historic genomes offer clues for conservation.
Ecology
Jul 27, 2023
0
6
The Xerces Blue butterfly (Glaucopsyche xerces) was native to the coastal dunes of San Francisco, in the United States. As the city grew, much of the butterfly's habitat was destroyed and its population was relegated to Golden ...
Plants & Animals
Jul 13, 2023
0
105
Many Americans can trace some lines of their family tree back to the 1600s. However, African Americans descended from enslaved Africans, who began arriving in North America in 1619, lack ancestral information spanning several ...
Biotechnology
Jul 6, 2023
0
89
Research led by the University of Tasmania has found that the deadly devil facial tumor disease (DFTD) responsible for wiping out two-thirds of the species over the last 30 years is evolving to coexist with devil populations.
Plants & Animals
Jun 21, 2023
0
12
Giraffes in eastern Africa may be even more endangered than previously thought. A new study led by researchers at Penn State reveals that populations of Masai giraffes separated geographically by the Great Rift Valley have ...
Plants & Animals
Jun 12, 2023
0
129
Scientists surveying the endangered northern bettong have discovered one particular sub-population of the species is in significant trouble and needs urgent help.
Plants & Animals
Jun 9, 2023
0
4
Tiny foxes—each no bigger than a five-pound housecat—inhabiting the Channel Islands off the coast of Southern California were saved from extinction in 2016. However, new research reveals that the foxes now face a different ...
Ecology
May 31, 2023
0
44
For the past 40 years, a devastating fungal disease has been ravaging frog populations around the world, wiping out 90 species. Unlike the global COVID-19 pandemic, you may not even be aware of this "panzootic"—a pandemic ...
Plants & Animals
May 24, 2023
0
18
The course of human history has been marked by complex patterns of migration, isolation, and admixture, the latter a term that refers to gene flow between individuals from different populations. Admixture results in a blending ...
Evolution
May 19, 2023
0
868
