5,510 results
5,510 results for: Forests
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Humankind’s destructive streak may be older than the species itself
Some scientists have proposed designating a new geological epoch, the Anthropocene, that would cover the period since humans became the predominant environmental force on the planet. But when would you have it begin? Some geologists argue that the Anthropocene began with the Industrial Revolution, when fossil fuel consumption started influencing climate. Others point back several […]
- Humans
Cold spells were dark times in Eastern Europe
Cooler periods coincided with conflicts and disease outbreaks, a tree-ring study spanning the last millennium finds.
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- Health & Medicine
Bioengineered kidney transplanted into rat
Cleansed of cells and repopulated anew, bioengineered organ successfully produces urine.
- Animals
Embracing the swarm
Entomologist Michael Raupp is enjoying Swarmageddon. The giant batch of cicadas began emerging from the ground in late April and will be heard in some northeastern states through June.
- Microbes
The vast virome
When it comes to the microbiome, bacteria get all the press. But virologists are starting to realize that their subjects also do a lot more than make people sick.
- Chemistry
Supersmall lab-on-a-chip is superfast
Two-chamber nanowire device that quickly finds diagnostic molecules in blood could be a lifesaver.
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- Humans
Eruption early in human prehistory may have been more whimper than bang
If Hollywood’s right, the apocalypse will be brutal. Aliens, nuclear war, zombies, plague, enslavement by supersmart robots — none of them are good endings. Some archaeologists, however, believe an apocalypse has already come and gone. About 75,000 years ago, they say, a monster volcanic eruption nearly wiped out humankind, leaving behind only a few thousand people to […]
- Animals
Better bird nesting also good for giant manta rays
Disrupting tree canopies on a Pacific atoll discourages big fish off shore through a long chain of ecological consequences.
- Physics
Highlights from the American Physical Society meeting
Highlights from the March meeting, held in Baltimore on March 18-22, 2013, include how fire ants need a little water to dig deep, what makes trees scream and a tiny crystal that can squeeze through an even tinier tube.
- Life
How mammals grow ears: With a flaw
A newly discovered rupture-and-repair process that occurs in embryos could explain a lot about infections and hearing defects.
