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The discrete-time physics hiding inside our continuous-time world![]() ![]() Santa Fe NM (SPX) Apr 16, 2019 Scientists believe that time is continuous, not discrete - roughly speaking, they believe that it does not progress in "chunks," but rather "flows," smoothly and continuously. So they often model the dynamics of physical systems as continuous-time "Markov processes," named after mathematician Andrey Markov. Indeed, scientists have used these processes to investigate a range of real-world processes from folding proteins, to evolving ecosystems, to shifting financial markets, with astonishing success. ... read more |
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![]() Sydney, Australia (SPX) Apr 18, 2019 North Korea has made a very public statement on the test of a new form of "tactical guided" weapon, which was conducted recently under the watchful eye of leader Kim Jong-Un. Exactly how the w ... more ![]() ![]() Washington DC (SPX) Apr 18, 2019 Officials from NASA and the private space company Blue Origin have signed an agreement that grants the company use of a historic test stand as the agency focuses on returning to the Moon and on to M ... more ![]() ![]() Washington DC (SPX) Apr 18, 2019 Scientists have long known that Earth and Mercury have metallic cores. Like Earth, Mercury's outer core is composed of liquid metal, but there have only been hints that Mercury's innermost core is s ... more ![]() ![]() London, UK (SPX) Apr 18, 2019 ARIEL, a mission to make the first large-scale survey of exoplanet atmospheres, has launched a global competition series to find innovative solutions for the interpretation and analysis of exoplanet ... more |
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Previous Issues | Apr 17 | Apr 16 | Apr 15 | Apr 12 | Apr 11 |
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![]() Warwick UK (SPX) Apr 18, 2019 A stellar flare ten times more powerful than anything seen on our sun has burst from an ultracool star almost the same size as Jupiter. The star is the coolest and smallest to give off a rare ... more ![]() ![]() Geneva, Switzerland (SPX) Apr 18, 2019 Over 4,000 exoplanets have been discovered since the first one in 1995, but the vast majority of them orbit their stars with relatively short periods of revolution. Indeed, to confirm the presence o ... more ![]() ![]() Boston MA (SPX) Apr 15, 2019 Primitive ponds may have provided a suitable environment for brewing up Earth's first life forms, more so than oceans, a new MIT study finds. Researchers report that shallow bodies of water, o ... more ![]() ![]() Ithaca NY (SPX) Apr 15, 2019 Tapping into the unique nature of DNA, Cornell engineers have created simple machines constructed of biomaterials with properties of living things. Using what they call DASH (DNA-based Assembl ... more ![]() ![]() Pasadena CA (JPL) Apr 15, 2019 Our magnificent planet is always ready for its close-up. On Earth Day, April 22, NASA wants to see your take. NASA invites you to celebrate the planet we call home with our #PictureEarth socia ... more |
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![]() ![]() Ready, set, go: Scientists evaluate novel technique for firing up fusion-reaction fuel ![]() ![]() New York (AFP) April 12, 2019 Tesla has pulled the plug on Internet sales of its cheapest Model 3 sedan in the latest shift to the company's retail strategy. ... more ![]() |
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![]() Washington DC (Sputnik) Apr 17, 2019 After the successful landing of all three first stages of its Falcon Heavy megarocket last Thursday (April 11) during the huge launcher's first commercial mission, Elon Musk's company met with misfo ... more ![]() ![]() Boulder CO (SPX) Apr 18, 2019 A large-scale campus collaboration is underway to visually pay homage to the significant contributions CU Boulder has made to space exploration. The SpaceTime Underpass project will be a permanent p ... more ![]() ![]() Paris (ESA) Apr 08, 2019 Music has long been known to affect people's mood. A certain tune can lift you up or bring you to tears, make you focus, relax or even run faster. Now a study is investigating how the power of music ... more ![]() ![]() Washington (AFP) April 17, 2019 NASA astronaut Christina Koch is going to have her mission on the International Space Station (ISS) extended to nearly 11 months, which would set a record for the longest spaceflight by a woman, the US space agency said Wednesday. ... more ![]() ![]() Moscow (Sputnik) Apr 16, 2019 Russian Rocket and Space Corporation (RSC) Energia has developed a system to purify air at the International Space Station (ISS) in the event of ammonia (NH3) leakage due to a possible decompression ... more |
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Music for space Paris (ESA) Apr 08, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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First launch of Soyuz MS on new Soyuz-2 rocket planned for 2020 Moscow (Sputnik) Apr 18, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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A small step for China: Mars base for teens opens in desert Jinchang, China (AFP) April 17, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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China to enhance international space cooperation Beijing (XNA) Apr 18, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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ESA opening up to new ideas Paris (ESA) Apr 15, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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India's ASAT 'Justified' New Delhi (Sputnik) Apr 17, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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Astronomers discover third planet in the Kepler-47 circumbinary system San Diego CA (SPX) Apr 17, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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Public Invited to Help Name Solar System's Largest Unnamed World Pasadena CA (SPX) Apr 10, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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The scientists are developing a technology for water purification by electric discharges Tallinn, Estonia (SPX) Apr 17, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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Industry collaboration on avionics paves the way for GAINS navigation demonstration flights London, UK (SPX) Apr 10, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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NASA accepts challenge of sending American astronauts to Moon in 2024 Washington DC (SPX) Apr 17, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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One Comet, 70,000 Images on the Internet Gottingen, Germany (SPX) Apr 18, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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NASA Invites You to 'Picture Earth' for Earth Day Pasadena CA (JPL) Apr 15, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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Indian Scientists Make Deepest Radio Images of the Sun Pune, India (SPX) Apr 16, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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Deep space X-ray burst gives astronomers new signal to detect neutron star mergers Las Vegas NV (SPX) Apr 17, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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Lithium in ancient star gives new clues for big bang nucleosynthesis La Palma, Spain (SPX) Apr 18, 2019 ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
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