American scientists first discovered the strong release of gamma-ray radiation accompanied by radio waves in very short time.
The binary star system with strong colliding star wind is the source of intense gamma radiation.
Fossil evidence suggests that Earth formed about 3.5 billion years ago, but the question is how long it will last and what factors can erase all life.
The astrophysicists have discovered a signal of high-energy galaxies in the Fermi Laboratory data.
Bikini Island in the center of the Pacific is the site of 23 nuclear bomb tests in the middle of the last century.