Physics
Supercooled water has been caught morphing between two forms
A new experiment used ultrafast techniques to reveal high-density water transforming into low-density water at subfreezing temperatures.
All Topics
Chemistry
Earth
Life
Dog ticks may get more of a taste for human blood as the climate changes
At high temperatures, some brown dog ticks that can carry the bacteria that causes Rocky Mountain spotted fever seem to prefer humans over dogs.
Humans
Health & Medicine
Health care workers and long-term care residents should get COVID-19 vaccines first
With an initial 40 million doses of the vaccines, enough for 20 million people, anticipated by year-end, health officials are setting priorities.
Life
Life
Dog ticks may get more of a taste for human blood as the climate changes
At high temperatures, some brown dog ticks that can carry the bacteria that causes Rocky Mountain spotted fever seem to prefer humans over dogs.
Math
Math
A documentary and a Bollywood film highlight two disparate paths in mathematics
An unlikely pair of films recount tales of two very different mathematical women, Maryam Mirzakhani and Shakuntala Devi.
Physics
Physics
Newton’s groundbreaking Principia may have been more popular than previously thought
A search has uncovered over 300 copies of Isaac Newton’s famous 17th century book, the Principia, revealing a broader readership than assumed.
Science & Society
Anthropology
Ardi and her discoverers shake up hominid evolution in ‘Fossil Men’
A new book covers the big personalities, field exploits and scientific clashes behind the discovery of the hominid skeleton nicknamed Ardi.
Space
Space
December’s stunning Geminid meteor shower is born from a humble asteroid
Most meteor showers arise from comets, but the robust Geminid shower comes from an asteroid, Phaethon, which scientists are still trying to figure out.
Tech
Planetary Science
Farming on Mars will be a lot harder than ‘The Martian’ made it seem
Lab experiments developing and testing fake Martian dirt are proving just how difficult it would be to farm on the Red Planet.
