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dark energy

Reaches of the Universe

The Universe Started as a “Hot Soup of Particles and Photons" 13.8 Billion Years Ago

Trifid and Lagoon Nebulas

Vera C. Rubin Observatory Captured This Cotton Candy Nebula, Here's What it Will Capture Next

Sunday Newsletter

Get Your Weekly Dose of Fun, Quirky, and Fascinating Science — Our Sunday Newsletter Is Here

Euclid Telescope

Euclid Telescope Discerns 26 Million Galaxies in New Update of Sky Map

Palomar Observatory Telescope

White Dwarf Star Explosions May Offer Clues on Dark Energy

supernova-galaxy

Dark Energy Debunked By "Lumpy" Universe Expansion

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Could Misbehaving Muons Upend the Known Laws of Physics?

gravity earth the sun shape of the universe - shutterstock

What Shape Is the Universe?

Sagittarius A* - NASA - DSC-CR0417 22

The Big Freeze: How the Universe Will Die

particle physics abstract art

What is the Fifth Force?

What’s the Difference Between Dark Matter and Dark Energy?

supernova-2

Some Scientists Are Skeptical Dark Energy Even Exists — But Others Push Back

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