Uncategorized
- Physics
Quark quartet forms exotic particle
Quarks are important building blocks of matter, usually bound together as pairs or triples. Now some have formed a quartet. Scientists confirmed the existence of a particle made of four quarks stuck together. Such strange stuff may have been more common in the earliest universe, the scientists say.
- Environment
‘Greener’ energy needed now, group warns
To avoid a looming environmental crisis brought on by global warming, people need to rely more on renewable energy sources. And fast. Without quick action, the world may face a harsh future, warns the latest report from the Intergovernmental Panel on Climate Change.
- Brain
Ghosts in your head
Many people see, feel and hear things that aren’t really there — despite how much their brain tries to convince them otherwise.
- Health & Medicine
New ‘Heartland’ disease emerges in U.S. Midwest
A new viral disease causes major pain and flu-like symptoms. At present, no treatment or cure exists.
- Science & Society
FDA announces plans to regulate e-cigarettes and more
The Food and Drug Administration announced it will use its powers to try to keep e-cigarettes, hookahs and cigars out of the hands of minors.
- Planets
Heavenly research
Groundbreaking research in astronomy landed four high school seniors spots as finalists in the 2014 Intel Science Talent Search.
- Plants
Wily bacteria create ‘zombie’ plants
Scientists have discovered how some plant pathogens ensure their own survival by transforming flowering plants into strictly leaf-producing ones. These green ‘zombies’ attract insects that the parasites need to help them spread to other plants.
- Space
Dead star makes a lens for its companion
Much like the lens on a camera, the intense gravity of a newfound white dwarf bends light. In this case, it is distorting light emitted by the star it orbits.
- Animals
One plus to wearing stripes
A zebra’s black-and-white coat doesn’t offer cooling or camouflage, researchers find. Instead, its stripes appear to keep away biting flies — and deadly diseases.
- Brain
Loneliness can breed disease
Everyone experiences loneliness from time to time. But when allowed to persist, loneliness can damage your health and steal years from your life.
- Health & Medicine
Explainer: Tips for overcoming loneliness
This assortment of tips can help overcome loneliness. The approach focuses on changing — for the better — those ways in which you and others interact.
- Chemistry
Urine may make Mars travel possible
On Earth, urine is a waste. En route to Mars, it could be a precious renewable commodity: the source of drinking water and energy.
