Browsing Tag
gravity
15 posts
Extremely cold atoms have beat a quantum precision limit for measuring gravity
An atom interferometer can make ultra-precise measurements of gravity RAL Space/IQO Hannover Extremely cold atoms have been used…
Why Is It So Tricky to Show the Sun, Earth, and Moon in a Diagram?
Earth, sun, moon: three objects in space whose interactions have a pretty big impact on our lives. Earth…
Einstein’s theories tested on the largest scale ever – he was right
The DESI instrument observing the sky from the Nicholas U. Mayall Telescope during a meteor shower KPNO/NOIRLab/NSF/AURA/R. Sparks…
A unique pair of galactic lenses may help solve a cosmological riddle
The brightest white spots and the red arc are six images of the same quasar created by the…
Solving Stephen Hawking’s black hole information paradox has raised new mysteries
In March 1974, Stephen Hawking published the paper that made his name. It contained the revelation that black…
Hellish conditions have warped an Earth-like planet into an egg
Exoplanets that get too close to their parent stars experience harsh conditions Nazarii_Neshcherenskyi/Shutterstock A distant Earth-sized planet is…
How a simple physics experiment could reveal dark matter hiding in an extra dimension
We tend not to dwell on the fact that we exist in three dimensions. Forwards-back, left-right, up-down; these…
What “naked” singularities are revealing about quantum space-time
adbobe stock/Erika Eros/Alamy/collarge ryan wills Deep inside a black hole, the cosmos gets twisted beyond comprehension. Here, at…
A Warp Drive Breakthrough Inches a Tiny Bit Closer to ‘Star Trek’
A team of physicists has discovered that it’s possible to build a real, actual, physical warp drive and…
We live in a cosmic void so empty that it breaks the laws of cosmology
ryan wills; Klaus Vedfelt/Getty Images EVER feel like you are stuck in a hole? Newsflash: you are. Astronomers…