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Mars’ north pole at northern summer solstice
What's it like at the north pole of Mars, at the time of the northern summer solstice? Check out this image from ESA's Mars Express spacecraft.
August 7, 2011
James Webb Space Telescope in financial limbo, but science pushes on
The James Webb Space Telescope brings proven on-the-ground benefits as recently as July 2011. Plus - how you can help save this project.
August 7, 2011
Heat-seeking vampire bats hone in on blood
UCSF researchers discover heat-detecting molecules on the nose nerve endings of vampire bats, similar to those that enable a human tongue to detect spicy food.
August 6, 2011
A greenhouse for growing bones
Norwegian researchers are working on a method of growing bones from tiny beads derived from seaweed. Read more on a greenhouse for growing bones.
August 6, 2011
More heat extremes across the United States in 2011
It's been hot. And it's still hot. Read more about heat extremes across the Unites States in 2011, including Tropical Storm Emily.
August 5, 2011
Krakatoa target of Earth Observing-1 satellite
The Earth Observing-1 satellite passes over Anak Krakatau - Krakatoa - and snaps a revealing shot of the growing volcano. Read more.
August 5, 2011
Gerry Bell: Expect active Atlantic hurricane season in 2011
This week, NOAA updated its outlook for 2011 Atlantic hurricanes. The new outlook anticipates even more hurricanes. Read more from Gerry Bell.
August 5, 2011
African crested rat picks its poison
Scientists discover how a harmless-looking rodent turns its own fur into a biological weapon.
August 5, 2011
Sun packs double punch: Solar flare effects to reach Earth tonight
Aurora alert! The combined effects of two solar flares will reach Earth around 23 UTC on August 4. That is 7 p.m. EDT tonight. No major problems expected.
August 4, 2011
Alfred McEwen: Possibility of flowing salty water on Mars
Thousands of dark, finger-like features extend down slopes during late spring and summer on Mars. Alfred McEwen said it might be salty water flowing today.
August 4, 2011
