When human activities disrupt and unbalance ecosystems, such as by way of climate change and biodiversity loss, things go ...

The Ebola virus devastated west Africa in 2014, claiming over 11,000 lives in Sierra Leone, Liberia and Guinea.

The virus in the first severe human bird flu case in the U.S. was found to have mutated. Newsweek's live blog is closed.

Latent infection Bats are the only known species in which symptomless carriers exist ... either as multipliers or simply as physical carriers of the virus. Many of the viruses they carry are ...

First come the horseshoe crabs. Hoisting their round, tank-like shells, they trundle out of the Delaware Bay under the first ...

Dec. 19, 2024 — Researchers have discovered a surprising link between a chronic gut infection caused by a common virus and the development of Alzheimer's disease in a subset of people.

Learn why humans may be at low risk, but cattle are highly susceptible to a recently emerged genotype that is not yet well ...

Despite extensive research, the exact source within the cave remained unclear until bats were found to be likely carriers of these deadly viruses. Bats, especially fruit-eating species, were ...

As someone who hasn’t checked a bag in more than five years of travel across the U.S. and abroad, I’ve thought a lot about what makes a good piece of carry-on luggage. A summertime European ...