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NASA’s Perseverance rover reached the highest point on the rim of Jezero Crater on December 10, 2024. The ascent took 3.5 months. But from there there was an amazing view…
For the first time, NASA’s Chandra X-ray telescope has detected the destructive effects of a relativistic jet of matter and energy—a jet from a supermassive black hole—on something material. The…
NASA announced today that the investigation into the accident with the Mars helicopter Ingenuity has been completed. On January 18, 2024, the helicopter took off to assess its position on…
Despite growing concerns about global warming, authorities in the US, EU and even the UN are skeptical about attempts to artificially cool the Earth. All of them, to one degree…
NASA scientists have lifted the veil of secrecy over a new class of comets – they are called dark. Such comets do not have the usual tails, but they are…
The Universe is expanding at an accelerating rate and scientists cannot explain what causes stars and galaxies not bound by gravity to rush away from each other. But what’s even…
A couple of weeks ago, NASA’s Perseverance rover approached a geological outcrop called Turkino Peak. This is a ridge of stones 200 m long. To reach this formation, the rover…
Quasi-stellar objects, or quasars, are active galactic nuclei, the light of which is thousands of times brighter than the light of all the stars of the host galaxy combined. It…
A hydrogen atom deprived of an electron becomes a proton, an ion or particle with a positive charge. This is the lightest and most mobile positively charged particle in the…
Carbon-14 is one of the naturally occurring radioactive isotopes and is widely used for radiocarbon dating. Its half-life is 5700 years. An atomic battery based on it, which was invented…