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.
Tag: Science (Journal)
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.
Matter: The Plague Killing Frogs Everywhere Is Far Worse Than Scientists Thought
As a threat to wildlife, an amphibian fungus has become “the most deadly pathogen known to science.”
The World Is Losing Fish to Eat as Oceans Warm, Study Finds
Fish populations are declining as oceans warm, putting a key source of food and income at risk for millions of people, according to new research.
Matter: The Planet Has Seen Sudden Warming Before. It Wiped Out Almost Everything.
In some ways, the planet’s worst mass extinction — 250 million years ago, at the end of the Permian Period — may parallel climate change today.