Science
Physicists Measure the Smallest Gravitational Field Ever Detected – Gizmodo Australia
Over the Christmas season of 2019, four physicists hovered over two minuscule gold orbs, each about the size of a ladybug, in a Vienna laboratory. It was silent,…

Over the Christmas season of 2019, four physicists hovered over two minuscule gold orbs, each about the size of a ladybug, in a Vienna laboratory. It was silent, in all the ways you can imagine: audibly, seismically, even electromagnetically. It had to be, as the researchers were trying to detect the influence of one of the spheres gravity on the other.
Detect they did, in a first for gravitational probings at this scale. One of the golden balls (the source mass) was recorded wobbling the other…
-
General22 hours ago
Russia launches hundreds of drones and missiles against Ukraine in fresh attack
-
Business15 hours ago
Why did this ASX 200 healthcare stock crash 14% yesterday?
-
Business17 hours ago
Own Xero shares? Here are 3 key takeaways from its AGM
-
Business14 hours ago
Here’s what analysts expect for the BHP share price in the coming year