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Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have detected a mysterious blast of radio waves that have taken 8 billion years to reach Earth.
In March 2013, the number of unique users visiting YouTube every month reached 1 billion. [141] In the same year, YouTube continued to reach out to mainstream media, launching YouTube Comedy Week and the YouTube Music Awards. [142] [143] Both events were met with negative to mixed reception. [144] [145] [146] [147]
Until now, the oldest-known such burst dated to 5 billion years ago, making this one 3 billion years older. The universe is about 13.8 billion years old. For comparison, Earth is about 4.5 billion ...
Astronomers detected a fast radio burst from a galaxy 8 billion light-years away. It's a new record, and the signal's source is still a mystery. Scientists detect 8 billion-year-old radio burst.
The universe has appeared much the same as it does now, for many billions of years. It will continue to look similar for many more billions of years into the future. The galactic disk of the Milky Way is estimated to have been formed 8.8 ± 1.7 billion years ago but only the age of the Sun, 4.567 billion years, is known precisely. [79]
8.8 billion years (5 Gya, z=0.5): Acceleration: dark-energy dominated era begins, following the matter-dominated era during which cosmic expansion was slowing down. [12] 8.8 billion years (5 Gya): Messier 67 open star cluster forms: Three exoplanets confirmed orbiting stars in the cluster including a twin of the Sun
Researchers said on Friday the soil brought back from the Chang'e-6 landing site contained fragments of volcanic rock - basalt - dating to 4.2 billion years ago and to 2.8 billion years ago.
Google first published exact revenue numbers for YouTube in February 2020 as part of Alphabet's 2019 financial report. According to Google, YouTube had made US$15.1 billion in ad revenue in 2019, in contrast to US$8.1 billion in 2017 and US$11.1 billion in 2018. YouTube's revenues made up nearly 10% of the total Alphabet revenue in 2019.