Planets by the Dozen , 31 minutes ago
You know the planets of our solar system, each a unique world with its own distinctive appearance, size, and chemistry. Mars, with its bitter-cold, rusty red sands; Venus, a fiery world shrouded in thick clouds of sulfuric acid; sideways Uranus and its strange vertical rings. The variety is breathtaking.
| NASA Successfully Completes First Series of Ares Engine Tests , 52 minutes ago
NASA engineers Thursday successfully completed the first series of tests in the early development of the J-2X engine that will power the upper stages of the Ares I and Ares V rockets, key components of NASA's Constellation Program. Ares I will launch the Orion spacecraft that will take astronauts to the International Space Station and then to the moon by 2020. The Ares V will carry cargo and components into orbit for trips to the moon and later to Mars.
| Scientists endure Arctic for last campaign prior to CryoSat-2 launch , 1 hour ago
An international group of scientists has swapped their comfortable offices for one of the most inhospitable environments on the planet to carry out a challenging field campaign that is seen as the key to ensuring the data delivered by ESA's ice mission CryoSat will be as accurate as possible.
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The Antennae Galaxies move closer , 1 hour ago
The Antennae Galaxies are among the closest known merging galaxies. The two galaxies, also known as NGC 4038 and NGC 4039, began interacting a few hundred million years ago, creating one of the most impressive sights in the night sky. They are considered by scientists as the archetypal merging galaxy system and are used as a standard against which to validate theories about galaxy evolution.
| Huge Texas sinkhole's appetite decreasing, officials say , 6 hours ago
(AP) -- Geologists said a 260-foot-deep sinkhole that grew to the length of three football fields over just two days seemed to be slowing down Thursday, but that it could take months before it's clear whether surrounding areas are stable.
| Western states rebuff plan for Italian nuclear waste in Utah , 6 hours ago
(AP) -- Eight Western states on Thursday rejected a company's plan to ship tons of radioactive waste from Italy for disposal in Utah, saying importing foreign loads would violate the group's rules.
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Chilean troops force volcano evacuations , May 08
(AP) -- Police and soldiers cleared the last remaining people from the shadow of a Chilean volcano on Thursday after a strong, overnight explosion spewed glowing-hot rocks from its crater.
| Solar Variability: Striking a Balance with Climate Change , May 08
The sun has powered almost everything on Earth since life began, including its climate. The sun also delivers an annual and seasonal impact, changing the character of each hemisphere as Earth's orientation shifts through the year. Since the Industrial Revolution, however, new forces have begun to exert significant influence on Earth's climate.
| Web tool puts wildlife diseases on the map , May 08
A new online map makes it possible, for the first time, to track news of disease outbreaks around the world that threaten the health of wildlife, domestic animals, and people.
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