The case for a small universe
The universe is big, as Douglas Adams would say.
The universe is big, as Douglas Adams would say.
Astronomy
Sep 11, 2023
6
344
As the universe evolves, scientists expect large cosmic structures to grow at a certain rate: dense regions such as galaxy clusters would grow denser, while the void of space would grow emptier.
General Physics
Sep 11, 2023
12
1788
Our best understanding of the universe is rooted in a cosmological model known as LCDM. The CDM stands for cold dark matter, where most of the matter in the universe isn't stars and planets, but a strange form of matter that ...
Astronomy
Sep 5, 2023
196
57
Mung bean (Vigna radiata (L.)) is a widely grown legume crop that serves as a sustainable and valuable source of dietary protein, which is rich in essential amino acids, fats, carbohydrates, and a variety of bioactive substances.
Biotechnology
Sep 4, 2023
0
1
Japan's XRISM (X-ray Imaging and Spectroscopy Mission, pronounced "crism") observatory, expected to launch Aug. 25 (Aug. 26 Japan local time), will provide an unprecedented view into some of the hottest places in the universe. ...
Astronomy
Aug 4, 2023
0
26
Using an industrial microwave can shorten the time needed to dry rice bound for beer making from days to hours and may lend itself to other food uses of the staple grain, Arkansas Agricultural Experiment Station researchers ...
Biotechnology
Aug 1, 2023
0
0
National University of Singapore (NUS) physicists have developed a method using a focused beam of helium ions to create arrays of defects in hexagonal boron nitride (hBN) that can potentially be used for magnetic sensing ...
Nanophysics
Jul 21, 2023
0
43
NASA's newest storm-watching satellites have collected their first views of hurricanes, offering scientists a new tool for understanding the inner workings of storms over shorter time spans.
Earth Sciences
Jul 20, 2023
0
16
In radio astronomy, there are lots of natural radio signals to observe. The glow of hydrogen gas, the swirl of electrons along a magnetic field, or the pop-pop-pop of pulsars. These signals usually have a very natural character ...
Astronomy
Jul 20, 2023
0
1
Quantum technologies, a wide range of devices that operate by leveraging the principles of quantum mechanics, could significantly outperform classical devices on some tasks. Physicists and engineers worldwide have thus been ...