Study shows how small slip ups can fuel an outbreak.
Europe’s July floods: So rare and extreme, they’re hard to study
One river basin might have seen a 1-in-15,000-year event.
With nothing able to eat them, cane toads are eating each other
It’s creating an evolutionary pressure to grow fast.
Where the sun always shines: Putting solar in space
Thanks to a big donation, Caltech has funded a sci-fi-sounding project.
Climate tipping points add to the cost of carbon emissions
The presence of tipping points adds to uncertainty, risk, and actual costs.
Saturn’s core is a big, diffuse, rocky slushball
There are still uncertainties, but data from the rings rules out a layered model.
Court says Florida can’t block cruise line from requiring vaccines
Ruling finds Florida’s law unconstitutional twice over.
Researchers announce the smallest exoplanet discovered yet
A 3-planet system may expand out to 5, and one of its members is pretty small.
The hydrogen economy is about to get weird
Companies may be investing in production capacity that will outpace demand.
Indiana University wins in suit over its mask, vaccine mandates
But state laws that block these precautions are also likely to be legal.