The number of exploding stars (supernovae) has significantly influenced marine life's biodiversity during the last 500 million years. This is the essence of a new study published in Ecology and Evolution by Henrik Svensmark, ...
Evolution
Mar 21, 2023
2
135
Every second the Earth is bombarded by vast amounts of cosmic rays—invisible sub-atomic particles that originate from things like the sun and supernova explosions. These high-energy, far-traveled cosmic rays collide with ...
Earth Sciences
Mar 14, 2023
0
359
With a high-speed camera and the luck of being in the right place at the right time, physicist Marcelo Saba, a researcher at Brazil's National Space Research Institute (INPE), and Ph.D. candidate Diego Rhamon obtained a unique ...
Earth Sciences
Mar 13, 2023
0
2193
Debris flows are fast-moving and highly variable mixtures of soil, rock, water, and trees that can wreak havoc on downslope communities. Small debris lags behind larger particles, but it is not clear how this sorting occurs ...
Earth Sciences
Mar 13, 2023
0
2
Earth's inner core is dominated by iron, which can exist as a solid material in more than one crystallographic form. (This quality allows iron to combine with other elements to form alloys.) Iron's most stable form at room ...
Earth Sciences
Mar 13, 2023
0
30
Earth's crust contains pockets of water, metal-rich brines, gas and molten rock, especially near volcanoes and other sites of geothermal activity. Knowing where these fluids are and their precise composition can help scientists ...
Earth Sciences
Mar 10, 2023
0
3
Sea surface temperatures (SSTs) in the southern Atlantic and Indian Oceans (SAIOs) show prominent multidecadal variations, with notable impacts on rainfalls over southern-hemisphere continents. However, the origins of these ...
Earth Sciences
Mar 9, 2023
0
4
While the crowds swarm around Old Faithful to wait for its next eruption, a little pool just north of Yellowstone National Park's most famous geyser is quietly showing off its own unique activity, also at more-or-less regular ...
Earth Sciences
Mar 8, 2023
0
111
Mars' south polar layered deposits of H2O and CO2 ice record its climate history. A new study links the long-term global movement of Mars' water from midlatitude to pole to a function of the planet's orbital configuration ...
Planetary Sciences
Mar 7, 2023
0
41
Recently, a team led by Prof. Lei Jiuhou from University of Science and Technology of China (USTC) of the Chinese Academy of Sciences and the collaborators revealed the notable evidence of the dramatic thermospheric disturbances ...
Earth Sciences
Mar 3, 2023
0
2
