Eight billion years ago, something happened in a distant galaxy that sent an incredibly powerful blast of radio waves hurtling through the universe.
Astronomy
Oct 22, 2023
1
75
An international team has spotted a remote blast of cosmic radio waves lasting less than a millisecond. This 'fast radio burst' (FRB) is the most distant ever detected. Its source was pinned down by the European Southern ...
Astronomy
Oct 19, 2023
0
224
An international team of researchers led by Dutch Ph.D. candidate Mark Snelders (ASTRON and University of Amsterdam) has discovered radio pulses from the distant universe that last only millionths of a second. They found ...
Astronomy
Oct 19, 2023
0
25
Spider pulsars are a subclass of millisecond pulsar binary systems with low mass companions in short-period orbits. In spider pulsars, the pulsar wind and electromagnetic emission ablate and may destroy the companion.
Astronomy
Oct 18, 2023
0
121
Fast radio bursts, or FRBs, are an astronomical mystery, with their exact cause and origins still unconfirmed. These intense bursts of radio energy are invisible to the human eye, but show up brightly on radio telescopes.
Astronomy
Oct 11, 2023
0
262
Every so often, astronomers glimpse an intense flash of radio waves from space—a flash that lasts only instants but puts out as much energy in a millisecond as the sun does in a few years. The origin of these "fast radio ...
Astronomy
Sep 29, 2023
1
265
Repeating fast radio bursts (FRBs) are mysterious radio transient sources in the universe that emit a repeating radio pulse lasting for a few milliseconds. Plasma lensing is the cold, non-magnetized, and inhomogeneous plasma ...
Astronomy
Sep 1, 2023
0
52
A team of space scientists from several institutions in The Netherlands, two in the U.S. and one in Sweden, has found evidence of multiple microsecond-length fast radio bursts (FRBs) by analyzing data from the Green Bank ...
In radio astronomy, there are lots of natural radio signals to observe. The glow of hydrogen gas, the swirl of electrons along a magnetic field, or the pop-pop-pop of pulsars. These signals usually have a very natural character ...
Astronomy
Jul 20, 2023
0
1
Recently astronomers have been able to associate two seemingly unrelated phenomena: an explosive event known as a fast radio burst and the change in speed of a spinning magnetar. And now new research suggests that the cause ...
Astronomy
Jul 13, 2023
0
30
