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Science News

Location American Science News for 4 July 2023

Scientists discover Rydberg moiré excitons

Phys.org - 4 Jul 2023 15:00
Scientists discover Rydberg moiré excitons The Rydberg state is widespread in a variety of physical platforms such as atoms, molecules, and solids. In particular, Rydberg excitons are highly excited Coulomb-bound states of electron-hole pairs, first discovered in...
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Quantum physicists design unconditionally secure system for digital payments Have you ever been compelled to enter sensitive payment data on the website of an unknown merchant? Would you be willing to consign your credit card data or passwords to untrustworthy hands? Scientists from the Universit...
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New hydrodynamic theory helps to understand the correlation of ions In their theoretical work, Dr. Diddo Diddens from Helmholtz Institute Münster of Forschungszentrum Jülich and Prof. Andreas Heuer from the Helmholtz Institute Münster and the Institute of Physical Chemistry of the Uni...
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Mars helicopter Ingenuity phones home, breaking 63-day silence NASA's Mars helicopter Ingenuity has phoned home after 63 days of silence, and all appears to be well with the little rotorcraft.
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Earth has just experienced the hottest day we have ever seen The average global air temperature recorded 2 metres above Earth's surface was over 17°C (62.6°F) on 3 July, the highest that has ever been recorded
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Record for hottest day ever recorded on Earth broken twice in a row The average global air temperature recorded 2 metres above Earth's surface was 17.18°C (62.92°F) on 4 July, the highest that has ever been recorded. The previous record was set the day before.
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Giant sunspot grew 10 times wider than Earth in just 48 hours, then spat X-class flare right at us The enormous dark patch and its powerful eruption are both signs that the solar maximum is fast approaching -- and could be more active than expected.
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Threatened seabirds are foraging at plastic pollution hotspots Location trackers show migratory seabirds spend much of their time looking for food near ocean garbage patches, highlighting the need for action on pollution
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How do captive animals really feel, and can we make them happier? We are finally figuring out the subtle ways that farm and zoo animals reveal their emotional states, from anxiety to optimism and even joy. The insights are also revealing some surprising ways we can improve their lives
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'An enormous mass of flesh armed with teeth': How orcas gained their 'killer' reputation From Pliny the Elder to the Swedish naturalist Carl Linnaeus, historians and naturalists have found many ways to describe these fascinating apex predators.
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English industrialist stole iron technique from Black metallurgists A process for converting scrap metal into high-quality iron, which was crucial to the Industrial Revolution, was devised by Black metallurgists who were enslaved and transported to Jamaica by the British
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Earth is about to reach its farthest point from the sun. So why is it so hot? Aphelion marks the point in our planet's orbit of the sun when it's at its maximum distance from our star. So why is it so hot out?
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Drones with AI targeting system claimed to be 'better than human' An artificial intelligence targeting system is better than humans at identifying valid targets, claim its makers, though the full results are classified
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The European Union's new plan to curb deforestation is deeply flawed Sustainability researchers have serious doubts about whether the EU's new regulation will succeed in stopping deforestation
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Novel microwave isolator points the way to new radio cameras and quantum computers Researchers at the National Astronomical Observatory of Japan (NAOJ) have invented a novel microwave isolator and have demonstrated, for the first time, its basic principle that enables small isolators; essential for fut...
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What did the last common ancestor between humans and apes look like? Did our last common ancestor swing from trees or walk on all fours in the savanna?
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Save $200 on this stylish Hydrow Rower at Amazon

Live Science - 4 Jul 2023 09:25
Save $200 on this stylish Hydrow Rower at Amazon The Hydrow Rower is $200 off at Amazon, perfect if you're looking for a premium rower that helps you to stay fully engaged with each workout.
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Save over $80 on the highly-rated Garmin Forerunner 945 Smartwatch at Amazon An excellent sports tracking companion, the Garmin Forerunner 945 is over $80 off at Amazon. It's packed with an abundance of metrics and has a solid battery life.
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