News
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Astronomy
Cosmic soot
Astronomers have found a group of complex organic compounds, polyaromatic hydrocarbons, from a time when the universe was less than one-third its current age.
By Ron Cowen -
Humans
Space Woes: NASA programs reel from shuttle problems
Technological problems for NASA's space shuttle Discovery, such as falling foam and dangling insulation, are causing safety worries and throwing a crimp into the U.S. space program.
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Tech
Speed Reader: Gene sequencing gets a boost
The first lab-ready technology to challenge the dominant gene-sequencing technique known as the Sanger method taps miniaturization and parallel reading of hundreds of thousands of DNA stretches to boost speed and slash cost.
By Peter Weiss -
Health & Medicine
Virus Attack on Cancer: Heat makes neglected technology work better
Adding heat sensitizes tumor cells to the effects of a genetically modified virus, which then can kill them.
By Nathan Seppa -
Earth
Multifaceted Mineral: Intense heat, pressure bear new form of silica
By squeezing a mineral sample to pressures higher than those deep within Earth, then zapping it with a laser, scientists have created a crystalline form of silicon dioxide previously unknown on Earth.
By Sid Perkins -
Health & Medicine
From Famine, Schizophrenia: Starvation gives birth to personality disorder
Women who go severely hungry during early pregnancy face twice the normal risk of having a child who develops schizophrenia in adulthood.
By Ben Harder -
Planetary Science
Bigger than Pluto: Tenth planet or icy leftover?
Astronomers have found a body larger and more distant than Pluto, the biggest object found in the solar system since Neptune and its moon Triton were discovered in 1846.
By Ron Cowen -
Double Dog: Researchers produce first cloned canine
The dogged pursuit of a South Korean research team has produced Snuppy, the world's first cloned canine.
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Earth
Life thrived below solid ice shelf
A survey of a segment of Antarctic seafloor that until recently had laid beneath a thick, floating ice shelf for thousands of years has revealed an ecosystem apparently based on chemical nourishment, not sunshine.
By Sid Perkins -
Earth
Hurricanes get boost from ocean spray
A new model that describes airflow across the ocean's surface suggests that tiny droplets whipped from the tops of waves increase wind speeds well above what they'd be if the ocean spray wasn't there.
By Sid Perkins -
Health & Medicine
King George III should have sued
The madness of England's King George III may have been partly due to arsenic poisoning.
By Nathan Seppa -
Bacteria feed on stinky breath
Scientists have isolated mouth bacteria that consume the chemicals that cause bad breath.