Search Results for: Polar Bears
Skip to results
604 results
604 results for: Polar Bears
- Humans
Science News of the Year 2007
A review of important scientific achievements reported in Science News during the past year.
- Planetary Science
Red Planet Express: Mars spacecraft traces a watery tale
A Mars-orbiting spacecraft has provided new details about when and where liquid water existed on the planet.
- Earth
Tiny Bubbles: Oldest evidence yet for methane makers
Analyses of the gases dissolved in water trapped in ancient minerals suggest that methane-generating microbes have been around almost 3.5 billion years.
- Physics
Magnetic Overthrow
Researchers have discovered and begun to exploit a fundamentally new way to exert magnetic influences, at least on extremely small scales.
- Animals
That’s One Weird Tooth
The narwhal's distinctive spiral tusk has structures that could make it phenomenally sensitive, raising new questions about its functions.
-
Inherit the Warmer Wind
The genetic makeup of organisms ranging from fruit flies to birds appears to be changing in response to global warming.
- Humans
Science News of the Year 2006
A review of important scientific achievements reported in Science News during the year 2006.
- Planetary Science
The Whole Enceladus
Saturn's moon Enceladus has become the hottest new place to look for life in the chilly outer solar system.
- Earth
New accord targets long-lived pollutants
Negotiators drafted an agreement to ban or phase out some of the world's most persistent and toxic pollutants.
- Humans
Science News of the Year 2005
A review of important scientific achievements reported in Science News during the year 2005.
- Animals
Carnivores in Captivity: Size of range in wild may predict risk in zoo
A survey of zoo reports of troubled animals suggests that the minimum size of a species' range predicts how well it will adapt to captivity.
-
Tailoring Therapies: Cloned human embryo provides stem cells
Scientists have for the first time carried test-tube cloning of a human embryo to the stage at which it can yield stem cells.
