Indonesian Island Collapse and Devastating Tsunami Not Caused by Powerful Volcanic Blast

Eruption of the Anak Krakatau volcano. The dramatic collapse of Indonesian volcano Anak Krakatau in December 2018 is the result of long-term destabilizing processes and was not driven by any marked changes in the igneous system that could be detected by current monitoring techniques, new research has shown. The volcano erupted about six months before … Read more

Mysterious Cosmic “Spider” Found To Be Source of Powerful Gamma-Rays

The artist’s impression of an evolving binary system of white dwarf (foreground) and millisecond pulsar (background). Using a 4.1-meter SOAR telescope at Cerro Pachón, Chile, part of the Cerro Tololo Inter-American Observatory, NSF’s NOIRLab Program, astronomers discovered the first example of a binary system consisting of an evolving white dwarf orbiting a millisecond pulsar. is … Read more

Cosmic ‘spider’ found to be source of powerful gamma-rays – BIOENGINEER.ORG

Using a 4.1-meter SOAR telescope in Chile, astronomers have discovered the first example of a binary system in which a star in the process of turning into a white dwarf orbits a neutron star that has just ended up turning into a fast-spinning pulsar. The pair, originally detected by the Fermi Gamma-ray Space Telescope, is … Read more