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Earth's Magnetic Field Initiated a Pole Flip Many Millennia before the Switch
Lava flow records and sedimentary and Antarctic ice core data show evidence of planetary magnetic field activity 20,000 years before the beginning of…
6 years, 3 months ago
Humpback Whales Swap Songs at Island Hub
At the Kermadec Islands, humpbacks from all over the South Pacific converge and swap songs. Christopher Intagliata reports.
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6 years, 3 months ago
Food Expiration Dates May Mislead Consumers
Better food labeling could prevent people from throwing away a lot of “expired” food that’s still perfectly edible.
6 years, 3 months ago
Farmland Is Also Optimal for Solar Power
The conditions of sunlight, temperature, humidity and wind that make cropland good for agriculture also maximize solar panel efficiency.
6 years, 4 months ago
Chemical Tweak Recycles Polyurethane into Glue
It’s not easy to recycle polyurethane, so it’s usually tossed out or burned. But a chemical tweak can turn polyurethane into glue. Christine Herman r…
6 years, 4 months ago
Cholesterol Climbs after Crows Chomp Cheeseburgers
Wild animals that live near humans have higher cholesterol than their rural counterparts—and our food could be to blame. Christopher Intagliata repor…
6 years, 4 months ago
How Hurricanes Influence Spider Aggressiveness
As Hurricane Dorian approaches Florida, consider that feeding style means that aggressive tangle-web spider colonies produce more offspring after sev…
6 years, 4 months ago
Graphene Garment Blocks Blood-Sucking Skeeters
A small patch of graphene on human skin seemed to block the mosquitoes’ ability to sense certain molecules that trigger a bite. Christopher Intagliat…
6 years, 4 months ago
Martian Winds Could Spread Microbe Hitchhikers
Microbes fly tens of miles over Chile’s dry, UV-blasted Atacama Desert—and scientists say the same could happen on Mars. Christopher Intagliata repor…
6 years, 4 months ago
Including Indigenous Voices in Genomics
A program at the University of Illinois trains indigenous scientists in genomics—in hopes that future work will be aimed at benefiting those communit…
6 years, 4 months ago