Is Earth's faltering magnetic field turning south?

Deseret News (Salt Lake City);  December 12, 2003 ;     631 words ......spinning, with dire effects on the magnetic field that protects the planet from energy-charg...Scientists have known for some time that the magnetic field is in fact collapsing -- at a rate...geophysicists increasingly wonder whether the magnetic field has begun one of its occasional ...

MARS GLOBAL SURVEYOR DETECTS MARTIAN MAGNETIC FIELD AS AEROBRAKING BEGINS

Regulatory Intelligence Data;  September 17, 1997 ;     700+ words ......MARS GLOBAL SURVEYOR DETECTS MARTIAN MAGNETIC FIELD AS AEROBRAKING BEGINS Scientists have confirmed the existence of a planet-wide magnetic field at Mars using an instrument on-board...began making measurements of Mars' magnetic field after its capture into orbit on Sept...

Earth's magnetic field has started to weaken

The Hindustan Times;  July 1, 2008 ;     408 words ......liquid outer core are weakening the magnetic field in some regions of the planet's surface...changes take place in the Earth's magnetic field," said study co-author Nils Olsen...current, which generates the planet's magnetic field. The study modeled Earth's magnetic...

Differentiation of myoblasts is accelerated in culture in a magnetic field

In Vitro Cellular & Developmental Biology;  June 1, 2000 ;     700+ words ......myoblasts and the cells were cultured in a magnetic field. The differentiation of myoblasts was...myogenin production. After exposure to the magnetic field, the cells containing MPs became larger...the other groups (cells alone without magnetic field, cells containing MPs but without ...

Power line magnetic field interference

Electromagnetic News Report;  November 1, 2000 ;     700+ words ......magnetic fields is the computer CRT. The magnetic field interferes with the deflection field...deflection varies at a rapid rate. The 60Hz magnetic field beats with the refresh rate, typically...CRT will start to exhibit jitter in a magnetic field of 10 to 15 milligauss (mg). The ...

Earth's heart beats with a magnetic rhythm. (rhythm of strength of...

Science News;  November 20, 1993 ;     605 words ......several hundred thousand years, the magnetic field emanating from inside the planet does...early part of this century that Earth's magnetic field flips its polarity. The last reversal...recorded the direction and strength of the magnetic field at the time the sediment layers ...

ODP Cores Provide Insight on Magnetic Field Reversal

Sea Technology;  May 1, 2004 ;     289 words ...The time is takes for the Earth's magnetic field to reverse polarity is approximately...scientists' understanding of how Earth's magnetic field works. According to scientists, the magnetic field has exhibited a frequent but dramatic...

Solar magnetism: Memories are made of this.(research on solar magnetic...

Science News;  February 12, 2000 ;     524 words ......describes the behavior of the solar magnetic field revealed by a new study. Waxing and waning, even flipping direction, the sun's magnetic field undergoes dramatic upheavals yet always...original shape and position. The sun's magnetic field has a memory and [has returned] to...

Swiss Inventors Develop Magnetic Field Direction Detection Sensor

US Fed News Service, Including US State News;  June 29, 2007 ;     324 words ......sensor for detecting the direction of a magnetic field in a plane. According to the U.S. Patent...sensor for detecting the direction of a magnetic field in a plane whose direction can be defined...Said sensor comprises a number of n magnetic field sensors. A measurement axis is ...

Tracing corrosion's magnetic field.

Science News;  August 30, 1986 ;     647 words ...Tracing Corrosion's Magnetic Field The ravages of corrosion are...metal surfaces (see diagram). The magnetic field measurements were done with a...other out and generate no net magnetic field. With the magnetometer about...

Magnetic field faces change in direction

The Milwaukee Journal Sentinel;  December 29, 2003 ;     582 words ...Magnetic field faces change in direction By GLENNDA...could happen if the Earth's protective magnetic field continues to weaken and then flips...thousands of years if it does happen. The magnetic field has grown weaker before, only to perk...

SPACECRAFT DETECTS MARS MAGNETIC FIELD.(Local)

Rocky Mountain News (Denver, CO);  September 18, 1997 ;     377 words ......Global Surveyor has detected a weak magnetic field around the red planet, the first indication of a magnetic field in more than a dozen missions to...three decades. The presence of a magnetic field suggests Mars has a molten core...

French Inventor Develops Magnetic Field Generation Device

US Fed News Service, Including US State News;  November 7, 2008 ;     304 words ......has developed a device for generating magnetic field. An abstract of the invention, released...Office, said: "A device for generating a magnetic field moving in at least one field plane...product between the intensity of the magnetic field and its displacement velocity induces...

Homing in on animal magnetism. (earth's magnetic field for long migratory...

Science News;  August 23, 1986 ;     430 words ......followed the variations in the earth's magnetic field homeward ... poor wicked witch. That...accepted that birds use the earth'se magnetic field for general oreintation on long migratory...have map sense as well. The earth's magnetic field, the researcher says, might provide...

World's most powerful magnet. (Magnets).(National High Magnetic Field...

Popular Mechanics;  March 1, 2003 ;     700+ words ......have been discovered. With a magnetic-field strength of 100 billion teslas...dwarfs that of the Earth, whose magnetic field measures just 0.00005 tesla...Researchers at the National High Magnetic Field Laboratory (NHMFL) in Tallahassee...