Icequakes in Antarctica linked to ocean tides

When the ground rumbles in Antarctica, it may be an icequake—like an earthquake but caused by the movement of ice, not rock. A new study by Penn State researchers found that these seismic events are driven by ocean tides ...

New research sheds light on the possibility of past life on Venus

While today Venus is a very inhospitable place with surface temperatures hot enough to melt lead, geological evidence, supported by computer model simulations, indicate it may have been much cooler billions of years ago and ...

Magnetic oceans and electric Earth

Oceans might not be thought of as magnetic, but they make a tiny contribution to our planet's protective magnetic shield. Remarkably, ESA's Swarm satellites have not only measured this extremely faint field, but have also ...

Out on the pull: Why the moon always shows its face

Technically, Pink Floyd had it wrong. The space-facing side of the moon isn't dark (except at full moon when the Earth is between the sun and the moon). Not that you'd know that, given we always see the same side of our nearest ...

Red tide concentrations increasing along South Padre Island

Evidence of red tide along South Padre Island and the Lower Laguna Madre continues to mount, but airborne effects are not as bad as previously feared, according to a Texas A&M AgriLife Extension Service marine expert.

Earth's days getting longer: study (Update)

Earth's days are getting longer but you're not likely to notice any time soon—it would take about 3.3 million years to gain just one minute, according to a study published on Wednesday.

When hungry, Gulf of Mexico algae go toxic

When Gulf of Mexico algae don't get enough nutrients, they focus their remaining energy on becoming more and more poisonous to ensure their survival, according to a new study by scientists from North Carolina State University ...

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