Researchers from Russia, Germany, Finland and the U.S. have studied more than 300 quasars — spinning black holes that produce beams of plasma.
The team has found that the shape of these so-called astrophysical jets changes from parabolic to…
Author: admin
-
Ancient asteroid impacts created the ingredients of life on Earth and Mars
A new study reveals that asteroid impact sites in the ocean may possess a crucial link in explaining the formation of the essential molecules for life.
The study discovered the emergence of amino acids that serve as the building blocks for…
Continue Reading
-
First global map of rockfalls on the Moon
In October 2015, a spectacular rockfall occurred in the Swiss Alps: in the late morning hours, a large, snow-covered block with a volume of more than 1500 cubic meters suddenly detached from the summit of Mel de la Niva.
It fell apart on its way…
Continue Reading
-
Discovery of Ancient Super-Eruptions Indicates the Yellowstone Hotspot May Be Waning
Throughout Earth’s long history, volcanic super-eruptions have been some of the most extreme events ever to affect our planet’s rugged surface.
Surprisingly, even though these explosions eject enormous volumes of material—at least 1,000…
Continue Reading
-
Asteroids Bennu and Ryugu may have formed directly from collision in space
Scientists with NASA’s first asteroid sample return mission, OSIRIS-REx, are gaining a new understanding of asteroid Bennu’s carbon-rich material and signature “spinning-top” shape.
The team, led by the University of Arizona, has…
Continue Reading
-
Study shows today’s atmospheric carbon dioxide levels greater than 23 million-year record
A common message in use to convey the seriousness of climate change to the public is: “Carbon dioxide levels are higher today than they have been for the past one million years!”
This new study by Brian Schubert (University of Louisiana at…
Continue Reading
-
A new concept of space exploration for understanding Sun and the inner heliosphere
With the development of science and technology, human’s activity was and is expanding from land, sea and sky to the space and other planets.
In the near future, deep space and other terrestrial planets will become the next main territory of…
Continue Reading
-
ESPRESSO confirms the presence of an Earth around the nearest star
The existence of a planet the size of Earth around the closest star in the solar system, Proxima Centauri, has been confirmed by an international team of scientists including researchers from the University of Geneva (UNIGE).
The results, which…
Continue Reading
-
‘Distance’ from the brightest stars is key to preserving primordial discs
The NASA/ESA Hubble Space Telescope was used to conduct a three-year study of the crowded, massive and young star cluster Westerlund 2.
The research found that the material encircling stars near the cluster’s centre is mysteriously devoid of the…
Continue Reading
-
Astronomers predict bombardment from asteroids and comets in another planetary system
The planetary system around star HR8799 is remarkably similar to our Solar System.
A research team led by astronomers from the University of Groningen and SRON Netherlands Institute for Space Research has used this similarity to model the delivery…
Continue Reading