In ‘baby pictures,’ an earliest-yet view of the universe
By GREGORY ZELLER // Researchers have looked back in time – way back – to produce pictures of our vast universe in its infancy. The Atacama Cosmology Telescope, a cosmological…
Hubble constant
Even with supernova stopwatch, age is a relative thing
By GREGORY ZELLER // After centuries of best guesses, science is closing in on an exact age for the known universe – and a research team featuring two Stony Brook…
In space, no one checks your ID (but they do on Earth)
By GREGORY ZELLER // New examinations of the universe’s “baby photos” have confirmed what some scientists suspected all along: Existence, as we know it, began 13.8 billion years ago. That’s…