Time is normally something we measure with clocks: devices that record its passage from…
Category:
SCIENCE
-
-
SCIENCE
Deep space really is completely dark, New Horizons shows | by Ethan Siegel | Starts With A Bang! | Jul, 2024
This region of space, viewed first iconically by Hubble and later by JWST, shows…
-
SCIENCE
Interacting galaxies are more than they seem, JWST shows | by Ethan Siegel | Starts With A Bang! | Jul, 2024
This composite view of “the Penguin and the Egg,” known as Arp 142, shows…
-
SCIENCE
Ask Ethan: Is Earth’s climate changing as the Sun loses mass? | by Ethan Siegel | Starts With A Bang! | Jul, 2024
Over time, the Sun loses mass through the emission of solar wind particles and…
-
SCIENCE
Arguments against dark matter in the Bullet Cluster fall apart | by Ethan Siegel | Starts With A Bang! | Jul, 2024
The Bullet Cluster, the aftermath of a galaxy cluster collision that occurred 3.8 billion…
-
SCIENCE
Ask Ethan: Is it all-or-nothing for the expanding Universe? | by Ethan Siegel | Starts With A Bang! | Jul, 2024
At the start of the hot Big Bang, the Universe was rapidly expanding and…
-
SCIENCE
How the Solar System led planet-hunters astray | by Ethan Siegel | Starts With A Bang! | Jul, 2024
What do planets outside our solar system, or exoplanets, look like? A variety of…
-
SCIENCE
Ask Ethan: Why is it darker during Winter than Summer? | by Ethan Siegel | Starts With A Bang! | Jul, 2024
This panorama of three different sunrises: during Summer solstice (left), equinox (middle), and Winter…
-
SCIENCE
The only two “arrows of time” we have don’t match | by Ethan Siegel | Starts With A Bang! | Jul, 2024
By examining this strobe image of a bouncing ball, you cannot tell for certain…
-
There was a time where no starlight was visible throughout the entire cosmos. That…