Heads or tails? A mathematician breaks down the odds

With punters preparing to mark Anzac Day with a game of two-up, a mathematician from The Australian National University (ANU) has revealed some of the game's statistical secrets. 

Dry January means less water than normal in California snow

The water contained in California's mountain snow is now lower than the historical average after a January without significant rain or snow—a dramatic reversal from December that demonstrates the state's challenges in managing ...

Coughing downward reduces spread of respiratory droplets: study

With many people heading indoors for the winter months and respiratory droplets acting as a major contributor to COVID-19 spread, the scientific community has renewed interest in the dynamics behind how they spread. Modeling ...

How a fly's brain calculates its position in space

Navigation doesn't always go as planned—a lesson that flies learn the hard way, when a strong headwind shunts them backward in defiance of their forward-beating wings. Fish swimming upriver, crabs scuttling sideways, and ...

How Hydra animals regenerate their own heads

A new paper in Genome Biology and Evolution maps out for the first time how Hydra, which are a group of small aquatic animals, can regenerate their own heads by changing the way that their genes are regulated, known as epigenetics.

Talk-to-tilt: Head tilting in dogs

According to a new study, just published in Animal Cognition, some dogs, those that can learn the name of their toys, tilt their heads upon hearing their owners requesting a toy. The side of the tilt seems to be consistent ...

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