universe
Sir Roger Penrose claims our Universe has been through multiple Big Bangs, with more coming — a claim that is not widely accepted within the cosmology community.
The study identified superhabitable planets outside of our solar system.
A supernova exploded near Earth about 2.5 million years ago, possibly causing an extinction event.
Roger Penrose used mathematics to show black holes actually exist. Andrea Ghez and Reinhard Genzel helped uncover what lies at the center of our galaxy.
Grandfathers, take heart. You’ll survive the paradox that’s been gunning for you since the 1930s.
Researchers detect a large lake and several ponds deep under the ice of the Martian South Pole.
The images and our best computer models don’t agree.
Does time exist? Here’s what the debate is all about.
▸
13 min
—
with
The drive would provide enough thrust for a spacecraft to travel near the speed of light using only electricity, says physicist Jim Woodward.
It’s the largest black hole merger ever observed by scientists.
Astronomer Michelle Thaller schools us on what atoms really look, the Big Bang theory, and the speed of light.
▸
9 min
—
with
Astronomers propose a new location for the mysterious force that accelerates the universe.
A new study finds the rocks that first formed Earth carried with them enough hydrogen for three times the water we have today.
A new study shows bacteria could survive travel from Earth to Mars.
Firsthand accounts of what it’s really like to go to and come back from space.
▸
14 min
—
with
Math doesn’t suck. It is one of humanity’s greatest and most mysterious journeys.
▸
15 min
—
with
A new study discovers how blazars shoot out jets of radiation towards Earth.
The theory could resolve some unanswered questions.
Just how close are we to setting up camp on another planet? It’s complicated.
▸
17 min
—
with
A new study sheds light on the final supernovae of the Universe.
The meteorites suggest astronomers may have small, early planets wrong.
What was so great about Einstein anyway? A group of experts weigh in.
▸
11 min
—
with
The impact might have triggered the Ice Age.
A colliding star may have triggered the drastic transformation.
A new study shows white dwarf stars create an essential component of life.
What we know about black holes is both fascinating and scary.
▸
13 min
—
with
A new study looks at what would happen to human language on a long journey to other star systems.
A gigantic star makes off during an eight-year gap in observations.
Can this end flat-Earth theory once and for all?
▸
10 min
—
with
On other planets, blue skies and red sunsets aren’t the norm.