We're going to need some more evidence.
An unprecedented cosmic observation.
But where is this stellar river heading?
And it's going to keep on smashing them.
Life needs a stable climate.
The Gaia satellite charts stars like never before.
Younger galaxies appear flatter than their more well-rounded elders
In the December 1980 issue of Popular Science, a 38-year-old theoretical physicist answers the ultimate question about the universe.
A sky full of super-Earths
The fastest, largest observations of the Universe, ever
The closest potentially habitable planet has an intriguing interior
Konstantin Batygin is one of the 10 most brilliant people of 2016
Now we wait for the rest of the cosmos to catch up
A Guinness record-breaking demonstration of physics in action
Canada's newest astronaut, David Saint-Jacques, has big space boots to fill
Flying telescope makes first successful such observation since the '70s
The original baby boomers
They were produced by two merging black holes
A combination of chemistry, astrophysics, and magic
If true, the discovery would support one of Einstein's major predictions.
Seeing is believing
Support for cosmic inflation just deflated a bit
In 2015, 11 telescopes will link up to see the Milky Way as it's never been seen before