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9. Mai 2024 · In images from NASA’s retired Spitzer Space Telescope, streams of dust thousands of light-years long flow toward the supermassive black hole at the heart of the Andromeda galaxy. It turns out these streams can help explain how black holes billions of times the mass of our Sun satiate their big appetites but remain “quiet” eaters.
Vor 3 Tagen · The article presents the results of the ice cover survey conducted in the Gilyuy Bay at the end of April 2023. During the survey period, gas holes confined to methane outlets from bottom sediments were discovered. Elevated values of water temperature in the near-bottom horizons were recorded at gas hole sites and upstream.
Vor 3 Tagen · Though the dangers of leaded gasoline and CFCs are now well-known, their inventor, Thomas Midgley Jr. — the subject of a film under development — was once lauded as a hero. But even he couldn ...
Vor 6 Tagen · Stand: 13.05.2024. Der Durchschnittspreis für 1 Kilowattstunde (kWh) Gas liegt hierzulande nach Angaben des Vergleichsportals Verivox bei 7,80 ct/kWh (für Neukunden bei einem Jahresverbrauch von 20.000 kWh). Die tatsächlichen Kosten können für jeden Haushalt – abhängig von Tarif, Region und/oder Anbieter – variieren.
16. Mai 2024 · CAPE CANAVERAL, FLORIDA —. The Webb Space Telescope has discovered the earliest known merger of black holes. These two gigantic black holes and their galaxies consolidated just 740 million years ...
Vor 3 Tagen · A black hole is a region of spacetime where gravity is so strong that nothing, including light and other electromagnetic waves, is capable of possessing enough energy to escape it. [2] Einstein 's theory of general relativity predicts that a sufficiently compact mass can deform spacetime to form a black hole.
8. Mai 2024 · As indicated in Fig. 1(a), each of the 4 O atoms at the interface (namely, 4O model) is unsaturated on account of the presence of two dangling bonds.Therefore, the interfacial O layer has 4 O 1– ions, contributing to −4 charges.
