News articles tagged with 'Earth' (Page 2)
Icy behaviour
— 5 Mar 2011 13:21 | EnvironmentWhen a Rhode-Island-sized ice chunk separates from Greenland, is the calving due to typical seasonal variations or a long-term warmer world? A project called the Scalable, Efficient,…
Solar mystery solved
— 3 Mar 2011 14:41 | AstronomyThe Sun has been in the news a lot lately because it's beginning to send out more flares and solar storms. Its recent turmoil is particularly newsworthy because the Sun was very quiet…
New interpretation of Antarctic ice cores
— 3 Mar 2011 14:38 | EnvironmentClimate researchers at the Alfred Wegener Institute for Polar and Marine Research in the Helmholtz Association (AWI) expand a prevalent theory regarding the development of ice ages.…
Abundant ammonia aids life's origins
— 3 Mar 2011 12:26 | BiologyAn important discovery has been made with respect to the possible inventory of molecules available to the early Earth. Scientists led by Sandra Pizzarello, a research professor at Arizona…
Missing chromium is clue to planet formation
— 26 Feb 2011 16:36 | Geology and palaeontologyEarly in the formation of the Earth, some forms of the element chromium separated and disappeared deep into the planet's core, a new study by UC Davis geologists shows…
Migrating sea turtles have magnetic sense for longitude
— 26 Feb 2011 16:33 | BiologyFrom the very first moments of life, hatchling loggerhead sea turtles have an arduous task. They must embark on a transoceanic migration, swimming from the Florida coast eastward to…
'Weird science' uncovered inside neutron star
— 24 Feb 2011 20:47 | AstronomyA University of Alberta astronomer has glimpsed the inner working of a neutron star and found a unique world where the physics can be described as 'weird.' Craig Heinke's team found…
Earth's core rotating faster than rest of the planet but slower than previously believed
— 21 Feb 2011 17:57 | Geology and palaeontologyNew research gives the first accurate estimate of how much faster the Earth's core is rotating compared to the rest of the planet…
Catching space weather in the act
— 18 Feb 2011 18:14 | EnvironmentClose to the globe, Earth's magnetic field wraps around the planet like a gigantic spherical web, curving in to touch Earth at the poles. But this isn't true as you get further from…
Thawing permafrost likely will accelerate global warming
— 17 Feb 2011 18:12 | EnvironmentUp to two-thirds of Earth's permafrost likely will disappear by 2200 as a result of warming temperatures, unleashing vast quantities of carbon into the atmosphere, says a new study…