News
- Planetary Science
Making Mercury
New computer simulations of Mercury's violent formation account for the planet's abundance of heavy elements and also reveal that some of the debris generated by the collision could have found its way to Earth and Venus.
- Animals
Hummingbirds can clock flower refills
Hummingbirds can keep track of when a particular flower has replenished its nectar and is worth visiting again.
- Archaeology
Early farmers took time to tame wheat
Domesticated varieties of wheat emerged gradually in the prehistoric Near East over a roughly 3,000-year span.
- Health & Medicine
Building a Bladder: Patients for the first time benefit from lab-grown organs
The humble bladder is now the world's first bioengineered internal organ to work in people.
- Humans
A Shot against Pandemic Flu: Vaccines would play pivotal role in response
Mass vaccination should be the linchpin of the U.S. response to an influenza pandemic, according to new computer simulations.
- Anthropology
Mystery Drilling: Ancient teeth endured dental procedures
Researchers have discovered the oldest known examples of dental work, 11 teeth with drilled holes dating to between 9,000 and 7,500 years ago.
- Health & Medicine
Polyp Stopper: Controversial drug may prevent colon growths
An anti-inflammatory drug currently prescribed for arthritis and pain can prevent formation of precancerous growths in the colon and rectum.
- Materials Science
Wired Viruses: New electrodes could make better batteries
With the aid of a bacteria-infecting virus, researchers have engineered cobalt oxide-and-gold nanowires that can be used as electrodes for lithium-ion batteries.
- Astronomy
Ring around the Pulsar: Planets may form in a harsh environment
Astronomers have found a disk that has the potential to make planets in the harsh environment surrounding the ultradense remains of an exploded star.
- Health & Medicine
See Blind Mice: Algae gene makes sightless eyes sense light
Scientists have prompted mouse-eye cells that aren't normally light sensitive to respond to light.
- Earth
Volcanic mineral caused rare cancer in Turkey
In two Turkish villages, nearly half of all deaths since 1980 have resulted from a form of cancer caused by inhaling erionite, a brittle and fibrous volcanic mineral that looks similar to wool.
- Planetary Science
Another red spot, by Jove
Jupiter has developed a second red spot, which is now visible in the predawn sky with a telescope 10 inches or larger.
