News articles tagged with 'cycle' (Page 6)
The tidal cycle could amplify global-warming related sea-level rises
— 22 May 2008 16:53 | EnvironmentThe results of several scientific studies conducted since 1993 have confirmed a 3.2 cm sea level rise. Although this variation might appear negligible, it has in fact turned out to…
Satellite pins down timer in stellar ticking time bomb
— 1 May 2008 20:59 | AstronomyUsing observations from NASA's Rossi X-ray Timing Explorer (RXTE), an international team of astronomers has discovered a timing mechanism that allows them to predict exactly when a…
Ulysses spacecraft flies over north pole of the sun
— 15 Jan 2008 03:57 | AstronomyThe Ulysses spacecraft today is making a rare flyby of the sun's north pole. Unlike any other spacecraft, Ulysses is able to sample winds at the sun's poles, which are difficult to…
SOHO: the new solar cycle starts with a bang
— 14 Jan 2008 17:16 | AstronomyThe appearance of a very special solar spot on the sun surface a few days ago, signalled to scientists around the world that a new solar cycle had begun. This solar spot also produced…
Genetic evolution of tumours according to their growth dynamics
— 11 Jan 2008 19:22 | HealthA study co directed by the Universidad Complutense de Madrid and La Paz hospital in Madrid identifies a protein of high expression in cells located at the tumour boundary that could…
Sunspot is harbinger of new solar cycle, increasing risk for electrical systems
— 8 Jan 2008 16:06 | AstronomyA new 11-year cycle of heightened solar activity, bringing with it increased risks for power grids, critical military, civilian and airline communications, GPS signals and even cell…
International team identifies 480 genes that control human cell division
— 8 Jan 2008 15:35 | BiologyA team of U.S., Israeli and German scientists used computational biology techniques to discover 480 genes that play a role in human cell division and to identify more than 100 of those…
MIT, Harvard offer solution to Mars enigma
— 1 Jan 2008 19:27 | AstronomyPlanetary scientists have puzzled for years over an apparent contradiction on Mars. Abundant evidence points to an early warm, wet climate on the red planet, but there's no sign of…
Satellite shows regional variation in warming from sun during solar cycle
— 14 Nov 2007 12:59 | AstronomyA NASA satellite designed, built and controlled by the University of Colorado at Boulder is expected to help scientists resolve wide-ranging predictions about the coming solar cycle…