An extinct version of the smallpox virus dating to 1,400 years ago prompts speculation about viruses becoming more lethal over time.
Tag: Science (Journal)
With Covid-19, a Seismic Quiet Like No Other
Coronavirus shutdowns led to “the longest and most coherent global seismic noise reduction in recorded history,” scientists report.
Prototype Vaccine Protects Monkeys From Coronavirus
A series of animal experiments may point the way to an effective human vaccine, scientists said.
Fractured Forests Are Endangering Wildlife, Scientists Find
The world’s forests are being carved into pieces. In tropical regions, animals are likely to pay a heavy price.
Measles Can Cause ‘Immune Amnesia,’ Increasing Risk of Other Infections
New research shows the virus can have devastating effects on the immune system that persist much longer than the illness itself.
Birds Are Vanishing From North America
The number of birds in the United States and Canada has declined by 3 billion, or 29 percent, over the past half-century, scientists find.
Many Genes Influence Same-Sex Sexuality, Not a Single ‘Gay Gene’
The largest study of same-sex sexual behavior finds the genetics are complicated, and social and environmental factors are also key.
In the Ethiopian Mountains, Ancient Humans Were Living the High Life
Humans may have inhabited sites at high elevations far earlier than once believed, a new study suggests.
Would You Return This Lost Wallet?
An intriguing new study found that people across the world are more inclined to give back a lost wallet if there is money inside.
This Tarantula Became a Scientific Celebrity. Was It Poached From the Wild?
Controversy over a new spider species has resurrected thorny ethical questions about scientists and their specimens.