News tagged with volcanic activity

Related topics: volcano

Expanding Spot on Venus Puzzles Astronomers

(PhysOrg.com) -- The expanding spot discovered on Venus last month may not have garnered as much attention as the meteor impact with Jupiter, but its cause is certainly more puzzling. ...

Space & Earth / Space Exploration

created Aug 04, 2009 | popularity 4.3 / 5 (31) | comments 7 weblog

New map hints at Venus's wet, volcanic past (w/ Video)

(PhysOrg.com) -- Venus Express has charted the first map of Venus's southern hemisphere at infrared wavelengths. The new map hints that our neighbouring world may once have been more Earth-like, with both, ...

Space & Earth / Space Exploration

created Jul 14, 2009 | popularity 4.1 / 5 (9) | comments 0

Mystery mechanism drove global warming 55 million years ago

A runaway spurt of global warming 55 million years ago turned Earth into a hothouse but how this happened remains worryingly unclear, scientists said on Monday.

Space & Earth / Earth Sciences

created Jul 13, 2009 | popularity 4.2 / 5 (26) | comments 24

Volcanic activity on Mars could offer clues to planet's history

From literature to the Big Screen, the fascination with the planet Mars has taken many forms. In the geology department at Mercyhurst College, that attraction currently surrounds three of the planet's oldest ...

Space & Earth / Space Exploration

created Jul 13, 2009 | popularity 4 / 5 (4) | comments 1

A Hidden Drip, Drip, Drip Beneath Earth's Surface

(PhysOrg.com) -- There are very few places in the world where dynamic activity taking place beneath Earth's surface goes undetected.

Space & Earth / Earth Sciences

created May 26, 2009 | popularity 4.8 / 5 (13) | comments 4

Marine scientists find massive volcanic cone, new deep-sea animal species

Scientists who have just returned from an expedition to an erupting undersea volcano near the Island of Guam report that the volcano appears to be continuously active, has grown considerably in size during ...

Space & Earth / Earth Sciences

created May 05, 2009 | popularity 4.6 / 5 (11) | comments 3

Earthquake waves: How do they spread?

Propagation of earthquake waves within the Earth is not uniform. Experiments indicate that the velocity of shear waves (s-waves) in Earth’s lower mantle between 660 and 2900 km depth is strongly dependent on the orientation ...

Space & Earth / Earth Sciences

created Apr 13, 2009 | popularity 3.7 / 5 (3) | comments 0

Galapagos volcano erupts, could threaten wildlife

(AP) -- Ecuador officials say a volcano is erupting in the Galapagos Islands and could harm unique wildlife.

Space & Earth / Earth Sciences

created Apr 12, 2009 | popularity 4.7 / 5 (27) | comments 8

DNA duplication: A mechanism for 'survival of the fittest'

VIB researchers connected to Ghent University, Belgium, have discovered that DNA duplications have given plants an evolutionary advantage. This mechanism enabled plants -- in contrast to the dinosaurs -- to survive the Cretaceous-Tertiary ...

Biology / Evolution

created Mar 23, 2009 | popularity 4 / 5 (1) | comments 1

Swarm of Yellowstone earthquakes doesn't pose risk, scientists say

When you have 400 earthquakes on top of one of the largest supervolcanoes on Earth, people pay attention.

Space & Earth / Earth Sciences

created Jan 07, 2009 | popularity 4.3 / 5 (4) | comments 1