News tagged with northern hemisphere

Arctic ice melt sets stage for cold weather

(Phys.org) -- The dramatic melt-off of Arctic sea ice due to climate change is hitting closer to home than millions of Americans might think. That's because melting Arctic sea ice can trigger a domino effect ...

Jun 06, 2012
3.7 / 5 (26) 71 | with audio podcast

Cassini watches storm choke on its own tail

(Phys.org)—Call it a Saturnian version of the Ouroboros, the mythical serpent that bites its own tail. In a new paper that provides the most detail yet about the life and death of a monstrous thunder-and-lightning ...

Jan 31, 2013
5 / 5 (2) 3 | with audio podcast

Earth's orbit around the sun

Ever since the 16th century when Nicolaus Copernicus demonstrated that the Earth revolved around in the Sun, scientists have worked tirelessly to understand the relationship in mathematical terms. If this ...

Nov 24, 2014
5 / 5 (14) 4

How a sunset comet came to be

(Phys.org) —For a comet, visiting the sun is risky business. Fierce solar heat vaporizes gases long frozen in the fragile nucleus, breaking up some comets and completely destroying others.

Mar 18, 2013
5 / 5 (2) 0 | with audio podcast

Weather forecasts on Mars

(Phys.org) —In the north of the red planet snowfalls occur with great regularity. Expeditions of Mars rovers into this region could therefore be easily planned.

May 08, 2013
5 / 5 (2) 0 | with audio podcast