Astrophysics, Cosmology & Astronomy
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- Does the universe have extra dimensions hiding in plain sight? (2 Replies)
- Do the cores of dead stars exist forever? (0 Replies)
- Is the universe really decelerating? (1 Reply)
- Why aliens are (probably) too lazy to make first contact (2 Replies)
- Go Outside and Look at the Sky! (4 Replies)
- Do interstellar objects pose a threat to Earth? (3 Replies)
- Hubble Constant (Ho) fixed to light speed, C and calculated as 71 k/s/Mpc (7 Replies)
- Expansion of universe may be slowing down. What does that mean for dark energy? (0 Replies)
- Why aliens might not “speak physics” the same way we do (3 Replies)
- Three Earth-sized planets discovered in a compact binary system (0 Replies)
- Dead 1800s idea rises again with clues to mystery of universe’s missing antimatter (2 Replies)
- Cosmic inflation’s biggest criticisms can’t undermine its success (0 Replies)
- "How To See The Milky Way" by Sarah Williams (0 Replies)
- 400 years later, astronomers finally understand Saturn’s rings (0 Replies)
- Mysterious object seen speeding towards Earth (2 Replies)
- Distant mystery dark object found + Dust devils trace raging winds on Mars (0 Replies)
- Occam's razor is leading cosmology astray (0 Replies)
- Dark matter may be illusion + Cassini proves complex chemistry in Enceladus ocean (2 Replies)
- The Big Bang doesn’t mean what it used to (updated version, Sept 2025) (2 Replies)
- The cosmology crisis just got even worse (dark energy) (16 Replies)