They turned cattle ranches into tropical forest — then climate change hit
Ecologist Daniel Janzen wades into the field, clutching a walking stick in one hand and a fist full of towering green blades of grass in the other to steady himself.…
The Pentagon Wants Human Soldiers to Trust Their Robot Comrades
Editor’s note: This article is adapted from the author’s book War Virtually: The Quest to Automate Conflict, Militarize Data, and Predict the Future (University of California Press, published in paperback…
7 Best Sleeping Pads (2024): For Camping, Backpacking, and Travel
What are these sleeping pads you speak of? When I was young, all hiking was uphill both ways and everyone slept on the ground in sleeping bags with only a…
Assailants ambush and kill 3 police officers in southern Chile, shaking the country
SANTIAGO, Chile (AP) — Armed assailants ambushed and killed three law enforcement officers in southern Chile on Saturday before setting their car on fire, authorities said, the latest attack on…
Ancient DNA pulls back curtain on mysterious empire
Editor’s note: A version of this story appeared in CNN’s Wonder Theory science newsletter. To get it in your inbox, sign up for free here.From a speck of bone, scientists can…
A sidewalk telescope in Madrid offers a glimpse into the night sky’s unknown
On clear evenings in Madrid, Alfredo Paniagua sets up his 180-pound telescope in the center of the city. Curious passersby soon begin to line up to peek through the lens.It’s…
US labor market can affect ‘people who are not even here’
Example migrant destination distributions for two municipios. These maps show the distributions of US destinations for migrants from two different municipios located in the state of Guanajuato: Dolores Hidalgo and…
Is Cloud Seeding to Blame for Floods? What to Know
In a place as dry as the desert city of Dubai, whenever they can get rain, they’ll take it.United Arab Emirates authorities will often even try to make it rain—as…
Jupiter’s moon Io has been a volcanic inferno for billions of years
Io, Jupiter’s innermost moon, is the most volcanically active body in the solar systemJoshimer Binas/Alamy Stock Photo Jupiter’s moon Io has been continuously remodelled by volcanic eruptions for billions of…
Bowhead whales still harmed from whaling that ended a century ago
Bowheads feel the impacts of commercial whaling 100 years laterDoc White/Nature Picture Library/Alamy Commercial whaling of bowheads ended about a century ago, but the industry’s footprint could threaten the species’…