ArcaMax

Dozens of tornadoes hit the central U.S. April 26-28, 2024, tearing through suburbs and small towns and damaging hundreds of homes from Oklahoma to Nebraska and Iowa.

Spring is tornado season in the U.S., but ...Read more

More than 100 years ago, astronomer George Ellery Hale brought our two Pasadena institutions together to build what was then the largest optical telescope in the world. The Mount Wilson Observatory changed the conception ...Read more

For the last century, flamingos in Florida were more likely to be spotted on T-shirts and cups in a souvenir shop than flapping around in the wild.

Then last summer, a flock of the rare and beautiful birds — a group is ...Read more

On April 29th, 1770, James Cook arrived at and named Botany Bay, Australia.

The flight deck of a decommissioned World War II-era aircraft carrier docked at Alameda has recently begun launching something other than airplanes: microscopic droplets of salt water that scientists hope will help ...Read more

Ships seeking to avoid ongoing attacks by Houthi rebels in the Red Sea area are emitting millions of additional tons of carbon, making it tougher for companies using ocean freight to reduce pollution across their supply ...Read more

Philadelphia has begun pulling large amounts of power for city-owned buildings from a solar array on farmland near Gettysburg.

The project, begun nearly six years ago under former Mayor Jim Kenney, started producing ...Read more

CHICAGO — Heads down and attentively scanning the ground, a small group of schoolchildren walked through an expanse of grass dotted with yellow dandelions and toward the concrete steps leading to Lake Michigan.

Andrew ...Read more

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to curiouskidsus@theconversation.com.

Why can’t we throw all our trash into a volcano and ...Read more

The abandoned fieldstone walls of New England are every bit as iconic to the region as lobster pots, town greens, sap buckets and fall foliage. They seem to be everywhere – a latticework of dry, lichen-crusted stone ...Read more

LAS VEGAS — Every year, when spring bleeds into summer, the desert heat awakes a chorus of Las Vegas singers that rival any residency you’ll find on the Strip — cicadas.

But these critters are not the ones you’ve ...Read more

A fast-emerging field of climate research is helping scientists pinpoint just how many dollars from a natural disaster can be tied to the historic emissions of individual oil companies — analysis that is the centerpiece ...Read more