Energy, mass, velocity. These three variables make up Einstein's iconic equation E=MC2. But how did Einstein know about these concepts in the first place? A precursor step to understanding physics is identifying relevant ...
General Physics
Jul 26, 2022
6
9326
Physicists have developed a quantum machine learning algorithm that can handle infinite dimensions—that is, it works with continuous variables (which have an infinite number of possible values on a closed interval) instead ...
New research suggests sleepiness during virtual meetings is caused by mental underload and boredom. Earlier studies suggested that fatigue from virtual meetings stems from mental overload, but new research from Aalto University ...
Social Sciences
Oct 30, 2023
2
116
Astronomers using NASA's Hubble Space Telescope say they have crossed an important threshold in revealing a discrepancy between the two key techniques for measuring the universe's expansion rate. The recent study strengthens ...
Astronomy
Apr 25, 2019
109
6668
The Milky Way galaxy's disk of stars is anything but stable and flat. Instead, it becomes increasingly warped and twisted far away from the Milky Way's center, according to astronomers from National Astronomical Observatories ...
Astronomy
Feb 4, 2019
51
2072
A journey from Earth to Mars could in the future take just 39 days -- cutting current travel time nearly six times -- according to a rocket scientist who has the ear of the US space agency.
Space Exploration
Feb 26, 2010
62
1
Have you noticed that Orion the Hunter—one of the most iconic and familiar of the wintertime constellations—is looking a little… different as of late? The culprit is its upper shoulder star Alpha Orionis, aka Betelgeuse, ...
Astronomy
Dec 27, 2019
14
1770
Using the European Southern Observatory's Very Large Telescope (VLT), astronomers have discovered the absence of an unstable massive star in a dwarf galaxy. Scientists think this could indicate that the star became less bright ...
Astronomy
Jun 30, 2020
25
4341
In 2023, the world's oceans took up an enormous amount of excess heat, enough to "boil away billions of Olympic-sized swimming pools," according to an annual report published Thursday.
Environment
Jan 14, 2024
7
234
Astronomers have spotted a giant 'blinking' star towards the center of the Milky Way, more than 25,000 light years away.
Astronomy
Jun 11, 2021
20
5622
