universe

D̶e̶a̶d̶ Flat as a Dodo

Mathematicians, scientists, philosophers and curious minds alike have guessed at the shape of our universe. There are three main options to choose from, in case you’d like to do some digging of your own: The…


Why the universe is dark, and such

A handful of new stars are born each year in the Milky Way, while many more blink on across the universe. But astronomers have observed that galaxies should be churning out millions more stars, based…


Young(er) guns

In 2009, the Planck spacecraft began its observations of the cosmos, and the program continued until 2013. Planck was designed to look for anisotropy, or non-uniformity, in the cosmic microwave background (CMB). On very large…


Why are we still here?

Studies of the Higgs particle – discovered at CERN in 2012 and responsible for giving mass to all particles – have suggested that the production of Higgs particles during the accelerating expansion of the very…


Ten minutes and twenty seconds of time travel

“I want to see farther.” “I want to see more distant space.” These strong desires are held by many astronomers. Why have astronomers gone to such pains to construct large telescopes to observe far away?…


Kiddie Universe

Using extremely faint light from galaxies 10.8-billion light years away, scientists have created one of the most complete, three-dimensional maps of a slice of the adolescent universe. The map shows a web of hydrogen gas…