Март обещает немало интересных событий. Представители знака преисполнятся энергии и бодрости, желая воплотить мечты в реальность. Активность Овнов никого не удивит, однако чувство меры все же необходимо. Чрезмерный энтузиазм не всегда к месту и временами способен привести к негативным последствиям. Накопленную энергию следует расходовать разумно, не размениваясь на мелочи. Трудолюбие и исполнительность не помешает сочетать с тактичностью и мягкостью по отношению к коллегам. Читать дальше: https://astro-ru.ru/publ/goroskopy/goroskopy_na_mesjac/goroskop_na_mart_2020_goda/5-1-0-13587

Astronomers have made a new measurement of how fast the universe is  expanding, using an entirely different kind of star than previous  endeavors. The revised measurement, which comes from NASA's Hubble Space  Telescope, falls in the center of a hotly debated question in  astrophysics that may lead to a new interpretation of the universe's  fundamental properties Scientists have known for almost a century that the universe is expanding, meaning the distance between galaxies across the universe  is becoming ever more vast every second. But exactly how fast space is  stretching, a value known as the Hubble constant, has remained  stubbornly elusive. Now, University of Chicago professor Wendy Freedman and colleagues  have a new measurement for the rate of expansion in the modern universe,  suggesting the space between galaxies is stretching faster than  scientists would expect. Freedman's is one of several recent studies  that point to a nagging discrepancy between modern expansion  measurements and predictions based on the universe as it was more than  13 billion years ago, as measured by the European Space Agency's Planck  satellite. As more research points to a discrepancy between predictions and  observations, scientists are considering whether they may need to come  up with a new model for the underlying physics of the universe in order  to explain it. "The Hubble constant is the cosmological parameter that sets the  absolute scale, size and age of the universe; it is one of the most  direct ways we have of quantifying how the universe evolves," said  Freedman. "The discrepancy that we saw before has not gone away, but  this new evidence suggests that the jury is still out on whether there  is an immediate and compelling reason to believe that there is something  fundamentally flawed in our current model of the universe." In a new paper accepted for publication in The Astrophysical Journal Freedman and her team announced a new measurement of the Hubble  constant using a kind of star known as a red giant. Their new  observations, made using Hubble, indicate that the expansion rate for  the nearby universe is just under 70 kilometers per second per  megaparsec (km/sec/Mpc). One parsec is equivalent to 3.26 light-years  distance. This measurement is slightly smaller than the value of 74 km/sec/Mpc  recently reported by the Hubble SH0ES (Supernovae H0 for the Equation of  State) team using Cepheid variables, which are stars that pulse at  regular intervals that correspond to their peak brightness. This team,  led by Adam Riess of the Johns Hopkins University and Space Telescope  Science Institute, Baltimore, Maryland, recently reported refining their  observations to the highest precision to date for their Cepheid  distance measurement technique.

In computer science, simulations involve the use of computer programs and algorithms to replicate the behavior of real-world systems or processes. This includes simulations of traffic flow, population dynamics, economic markets, and social networks. Computer simulations can be used for research, education, training, and entertainment purposes. For example, flight simulators are used to train pilots in a safe and controlled virtual environment. Just Like Human Mind.