Neuroscience
Pigeon Neurons Use Much Less Energy Than Those of Mammals
Weirdly efficient neurons power birds’ dense brains
Stories by Tess Joosse
Ecology
Trees Drill into Deep Bedrock for Water Surprisingly Often
Bedrock water could be a hidden source of moisture as climate change threatens forests
Basic Chemistry
Mammoth Tusk Reveals Ancient Mammal’s Travels
Chemical analyses showed an individual mammoth made an epic journey across Alaska
Basic Chemistry
Tiny Vibrating Bubbles Could Make Mining More Sustainable
An updated bubbling process allows for more efficient mineral separation
Policy
In Case You Missed It
Top news from around the world
Paleontology
Fossilized Poop Shows How Ancient Dogs Adapted to People
Microbe DNA trapped in 3,500-year-old fossils shows canine adaptation to agricultural diets
Policy
In Case You Missed It
Top news from around the world
Animals
How Rootworms Sniff Carbon Dioxide to Devastate Corn Crops
Scientists silenced CO2-sensing genes to determine how the destructive pests find their food
Ecology
Invasive Cheatgrass Spreads Under City Lights
The prolific plant, which impacts agriculture and spurs wildfire, seems to particularly benefit from streetlights
Animals
Mammoth Tusk Analysis Reveals Epic Lifetime Journey around Alaska
Researchers find the mammoth walked far enough to circle the globe twice
Ecology
Wolf Populations Drop as More States Allow Hunting
Repercussions of planned and anticipated wolf hunts and traps could ripple through ecosystems for years to come, scientists say
Policy
Is This Food Really Healthy? New Packaging Labels Would Tell You
A simple traffic light symbol or a set of stars on the fronts of food products would advise consumers
Animals
Squirrels Use Gymnastics to Navigate Treetop Canopies
Their acrobatic leaping skills could serve as inspiration for new robotics
Energy
The ‘Hydrogen Olympics’ Lit a Torch for the Clean Fuel’s Future
An energy expert explains why Japan—along with much of the rest of the world—is committing to the clean-burning fuel
Animals
Caffeine Boosts Bees’ Focus and Helps Them Learn
By associating caffeinated sugar water and a target scent, researchers teach bumblebees to stay on task
Biology
Wolves Raised by Humans Can’t Understand People like Dogs Can
Dog puppies are 30 times more interested in unknown humans than young wolves, confirming an evolutionary hypothesis
Space & Physics
Aliens Might Already Be Watching Us
A new star map reveals more than 2,000 stars, some with their own planets, that have a direct view of our planetary presence
Evolution
Searching 230-Million-Year-Old Poop, Scientists Find a New Beetle
A new species emerged from three-dimensional x-rays of droppings left by a close dinosaur relative
Behavior
It’s Not You, It’s COVID: Couples Who Blamed Pandemic for Tensions Stayed Happier
Pinning stress on the coronavirus helped couples cope and remain resilient
Agriculture
Australia’s Plague of Mice Is Devastating and Could Get a Lot Worse
Drought and extreme rainfall led to an infestation in the nation’s farming areas
