Related topics: magnetic field

The mystery of nanoflares

When you attach the prefix "nano" to something, it usually means "very small." Solar flares appear to be the exception.

Cosmic rays threaten future deep-space astronaut missions

Crewed missions to Mars remain an essential goal for NASA, but scientists are only now beginning to understand and characterize the radiation hazards that could make such ventures risky, concludes a new paper by University ...

The science behind northern lights

(Phys.org)—Northern night skies have recently been alive with light. Those shimmering curtains get their start about 93 million miles away, on the sun.

New insights on how solar minimums affect Earth

(PhysOrg.com) -- Since 1611, humans have recorded the comings and goings of black spots on the sun. The number of these sunspots waxes and wanes over approximately an 11-year cycle -- more sunspots generally mean more activity ...

Team Observes Record-Low Densities in Upper Atmosphere

(PhysOrg.com) -- A team of scientists from the Naval Research Laboratory and George Mason University reports that the Earth's upper atmosphere has recently experienced the lowest density in 43 years. The team has published ...

Studies agree on a 1 meter rise in sea levels

New research from several international research groups, including the Niels Bohr Institute at the University of Copenhagen provides independent consensus that IPCC predictions of less than a half a meter rise in sea levels ...

page 2 from 5