Black holes are normally explained as risky harmful entities that by no means give up what falls into their grasp. But what if black holes are protective—shielding us from the unpredictable outcomes of areas wherever our actual physical understanding of the universe breaks down? This question could sound flippant, but […]
Universes
Searching for the Universe’s Most Energetic Particles, Astronomers Turn on the Radio
At any time due to the fact their discovery in the 1960s, ultrahigh-vitality cosmic rays have captivated researchers, who wonder in which they arrive from. Like all cosmic rays, they are arguably misnamed: they are not “rays” of radiation but somewhat subatomic particles, this sort of as protons or even […]
Giant Galaxies from the Universe’s Childhood Challenge Cosmic Origin Stories
Recently an worldwide group of astronomers traveled back again in time to when our universe was just 1.8 billion yrs old. They did not go instantly, of class, but settled for the future most effective point: collecting 17 hours’ well worth of starlight from a one smaller patch of the […]
Mystery over Universe’s Expansion Deepens with Fresh Data
A new map of the early Universe has reinforced a long-jogging conundrum in astronomy around how fast the cosmos is expanding. The data—collected employing a telescope in Chile’s Atacama Desert—back up earlier estimates of the Universe’s age, geometry and evolution. But the findings clash with measurements of how fast galaxies […]