Ecosystems: Interactions, Energy, and Dynamics
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TechBackyard leafhoppers inspire next-generation cloaking tech
Engineers are borrowing this insect’s trick, an "invisibility cloak" of anti-reflective spheres. It could lead to new clean energy tech or military gear.
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LifeAfter the dino-killer asteroid, life bounced back quickly
New ocean dwellers arrived millennia — maybe decades — after the Chicxulub impact. That forces a rethink of evolution's response to wipeout events.
By Elie Dolgin -
EnvironmentHuman-built ‘beaver’ dams help save struggling streams
To help restore streams, ecologists and other scientists are taking tips from the rodents — and hoping some beavers also join in.
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AnimalsIntricate silk helps net-casting spiders trap prey in webs
Rufous net-casting spiders can adjust the stiffness and stretchiness of their webs thanks to looping strands of silk.
- Oceans
The sea surface covered by seaweed is now as big as South America
The first global mapping of macroalgae blooms in the ocean, last year, reveals rapid growth and a new record for the area seaweed blankets.
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EcosystemsThe Okefenokee’s dark waters hold secrets about climate and more
This Georgia peat swamp’s vast stores of carbon and water are under threat from mining and pollution. Scientists and locals are fighting to protect it.
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AnimalsAnimals’ personalities can affect a species’ survival
From bold foxes to shy parrots, animals’ personalities are increasingly being seen as key to saving species.
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AnimalsBrazilian monkeys offer lessons on how to return species to the wild
Efforts included letting golden lion tamarins roam free in urban U.S. parks. Restoring natural behaviors was key to their survival in the wild.
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ClimateMicrobes that dwell in tree bark devour major climate gases
Hidden in plain sight, this huge community of tree-bark microbes dines on gases — such as methane — that warm Earth’s atmosphere.
By Douglas Fox -
AnimalsLions have a second roar that scientists have only just discovered
This insight from machine-learning analyses of recordings of calls in the wild might help detect where lions are declining.
By Elie Dolgin -
AnimalsChicago’s Rat Hole? Science concludes it’s likely not from a rat
Researchers employed tools of paleontology to analyze the iconic landmark — a sidewalk critter crater made when a mystery rodent fell into wet concrete.
By Amanda Heidt -
PlantsYum! Flies swarm to a flower that smells like wounded ants
A type of Japanese dogbane emits the distress signal of injured ants — a particular scent — to draw in scavenging flies that end up pollinating its flowers.