The universe is humming with gravitational radiation—a very low-frequency rumble that rhythmically stretches and compresses spacetime and the matter embedded in it.
Astronomy
Aug 9, 2023
0
904
We are exposed to ionizing radiation more often than we think: when we bathe in the sun, which emits UV rays, or when we get X-rayed. Even when we are traveling on an intercontinental flight, which reaches 10,000 meters above ...
Molecular & Computational biology
Aug 9, 2023
0
45
A team of physicists and geologists at CEA DAM-DIF and Universit´e Paris-Saclay, working with a colleague from ESRF, BP220, F-38043 Grenoble Cedex and another from the European Synchrotron Radiation Facility, has succeeded ...
A coronal mass ejection erupted from the sun on 28 October 2021 and was spread over such a wide area that Mars and Earth, while on opposite sides of the sun and around 250 million kilometers apart, received an influx of energetic ...
Planetary Sciences
Aug 3, 2023
0
239
Beachgoers are familiar with the experience of spending hours in the sun, going home, and noticing only hours later that their skin has changed color.
Molecular & Computational biology
Aug 2, 2023
0
31
Physicists at St Petersburg University have studied planetary waves and discovered that they can generate disturbances in the stratosphere causing extreme warming and cooling in the Arctic and mid-latitudes. Numerical modeling ...
Earth Sciences
Aug 2, 2023
0
1
A team of scientists from St Petersburg University, in collaboration with their colleagues from the Scientific-Research Centre "Planeta" and the Keldysh Research Centre, has developed a neural network algorithm for measuring ...
Earth Sciences
Aug 2, 2023
0
1
Researchers at Purdue University are advancing the world of robotics and autonomy with their patent-pending method that improves on traditional machine vision and perception.
Optics & Photonics
Aug 1, 2023
0
56
Earth is rapidly warming and scientists are developing a variety of approaches to reduce the effects of climate change. István Szapudi, an astronomer at the University of Hawaiʻi Institute for Astronomy, has proposed a ...
Planetary Sciences
Jul 31, 2023
23
186
Bringing protons up to speed with strong laser pulses—this still young concept promises many advantages over conventional accelerators. For instance, it seems possible to build much more compact facilities. Prototypes to ...
Optics & Photonics
Jul 31, 2023
1
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