News articles tagged with 'Earth' (Page 41)
Galileo to support global search and rescue
— 10 Aug 2007 09:54 | AstronomyThe detection of emergency beacons will be greatly improved by the introduction of Europe's satellite positioning system, Galileo. The Galileo satellites will carry transponders to…
Planet orbiting a giant red star discovered with Hobby-Eberly Telescope
— 2 Aug 2007 20:09 | AstronomyA planet orbiting a giant red star has been discovered by an astronomy team led by Penn State's Alex Wolszczan, who in 1992 discovered the first planets ever found outside our solar…
Killer electrons in space less mysterious
— 26 Jul 2007 17:38 | AstronomyA rare, timely conjunction of ground-based instrumentation and a dozen satellites has helped scientists better understand how electrons in space can turn into 'killers.' ESA's Cluster…
Life elsewhere in Solar System could be different from life as we know it
— 6 Jul 2007 19:18 | AstronomyThe search for life elsewhere in the solar system and beyond should include efforts to detect what scientists sometimes refer to as 'weird' life - that is, life with an alternative…
Earth smaller than assumed
— 5 Jul 2007 17:29 | Geology and palaeontologyNew measurements show a difference of serveral millimetres. Although the discrepancy is not large, it is significant: Geodesists from the University of Bonn have remeasured the size…
Earth and Mars are different to the core
— 28 Jun 2007 15:57 | AstronomyResearch comparing silicon samples from Earth, meteorites and planetary materials, published in Nature (28 June 2007), provides new evidence that the Earth's core formed under very…
New view of lower mantle of the Earth
— 22 Jun 2007 00:01 | Geology and palaeontologyLaboratory measurements of a high-pressure mineral believed to exist deep within the Earth show that the mineral may not, as geophysicists hoped, have the right properties to explain…
Scientists ponder plant life on extrasolar Earth-like planets
— 19 Jun 2007 18:39 | AstronomyWhen we think of extrasolar Earth-like planets, the first tendency is to imagine weird creatures like Jar Jar Binks, Chewbacca, and, if those are not bizarre enough, maybe even the…
Computer models suggest planetary and extrasolar planet atmospheres
— 19 Jun 2007 18:39 | AstronomyThe world is abuzz with the discovery of an extrasolar, Earth-like planet around the star Gliese 581 that is relatively close to our Earth at 20 light years away in the constellation…
Fossilised trees mystery solved
— 18 Apr 2007 19:25 | Geology and palaeontologyAn international research team from the Cardiff University, Binghamton University, New York and from New York State Museum has found evidence of the Earths earliest forest trees, dating…