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How a Few Sick Tobacco Plants Led Scientists to Unravel the Truth About Viruses

With the COVID-19 coronavirus causing a global pandemic, a look back at the scientists who figured out viruses and their relationship to disease




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The Fibonacci Sequence Is Everywhere—Even the Troubled Stock Market

The curious set of numbers shows up in nature and also in human activities.




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Heavily Trafficked Songbirds Have a Path Back to Resiliency

Researchers see promise in recruiting red siskin pet traders as conservation partners




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With Boats Stuck in Harbor Because of COVID-19, Will Fish Bounce Back?

The pandemic has left many unable to leave harbor, creating a window for fishing grounds to recover from years of overfishing




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More Than 30 Million Years Ago, Monkeys Rafted Across the Atlantic to South America

Fossil teeth uncovered in Peru reveal that an extinct family of primates, thought to have lived only in Africa, made it across the ocean




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Treasure Trove of Artifacts Illustrates Life in a Lost Viking Mountain Pass

Lendbreen, a pass high in the Norwegian mountains, was an important route from the Roman era until the late Middle Ages




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In a World Facing Grim Challenges, Hope Still Reigns Supreme

Smithsonian Secretary Lonnie G. Bunch III says: ‘It’s time to put our heads down, and work’




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After the Dinosaur-Killing Impact, Soot Played a Remarkable Role in Extinction

The famous impact 66 million years ago kicked up soot into the atmosphere that played an even bigger role in blocking sunlight than experts had realized




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How the Stunning Scarlet Macaw Came Back From the Brink

The bird, decimated by poachers and smugglers, is making a big comeback in the Central American rainforest




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The Complicated Legacy of Herbert Spencer, the Man Who Coined 'Survival of the Fittest'

Spencer's ideas laid the groundwork for social Darwinism, but scholars say there was much more to the Victorian Age thinker than that




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In a Tunnel Beneath Alaska, Scientists Race to Understand Disappearing Permafrost

What lies inside the icy cavern seems more and more like a captive, rare animal, an Earth form that might soon be lost




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Astronomers Discover the Closest Known Black Hole

The newfound 'invisible' object is only 1,000 light years from home




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Possible vaccine for virus linked to type 1 diabetes

According to many observations, certain virus infections may play a part in the autoimmune attack that leads to type 1 diabetes. Researchers have now produced a vaccine for these viruses in the hope that it could provide protection against the disease.




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Repurposing existing drugs for COVID-19 offers a more rapid alternative to a vaccine

Repurposing existing medicines focused on known drug targets is likely to offer a more rapid hope of tackling COVID-19 than developing and manufacturing a vaccine, argue an international team of scientists.




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Accurate 3D imaging of sperm cells moving at top speed could improve IVF treatments

Researchers have developed a safe and accurate 3D imaging method to identify sperm cells moving at a high speed. The new method has the potential to significantly improve IVF treatments.




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The feeling a limb doesn't belong is linked to lack of brain structure and connection

People with body integrity dysphoria (BID) often feel as though one of their healthy limbs isn't meant to be a part of their bodies. They may act as though the limb is missing or even seek its amputation 'to feel complete.' Now, researchers have found that these feelings that a limb doesn't belong are mirrored in the brains of people with this condition.




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Light, sound, action: Extending the life of acoustic waves on microchips

Data centres and digital information processors are reaching their capacity limits and producing heat. Foundational work here on optical-acoustic microchips opens door to low-heat, low-energy, fast internet.




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Immunity of recovered COVID-19 patients could cut risk of expanding economic activity

New modeling of coronavirus behavior suggests that an intervention strategy based on shield immunity could reduce the risk of allowing the higher levels of human interaction needed to support expanded economic activity.




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Planting trees is no panacea for climate change

A restoration ecologist has a simple message for anyone who thinks planting 1 trillion trees will reverse the damage of climate change: 'We can't plant our way out of climate change.'




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Telescopes and spacecraft join forces to probe deep into Jupiter's atmosphere

NASA's Hubble Space Telescope and the ground-based Gemini Observatory in Hawaii have teamed up with the Juno spacecraft to probe the mightiest storms in the solar system, taking place more than 500 million miles away on the giant planet Jupiter.




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Prediction tool shows how forest thinning may increase Sierra Nevada snowpack

Thinning the Sierra Nevada forest by removing trees by hand or using heavy machinery is one of the few tools available to manage forests. However, finding the best way to thin forests by removing select trees to maximize the forest's benefits for water quantity, water quality, wildfire risk and wildlife habitat remains a challenge for resource managers.




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Scientists develop sustainable way to extract chitin from prawn shells

Scientists have developed a green way to create chitin, by using two forms of food waste - prawn shells and discarded fruit - and fermenting them.




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Controlling quantumness: Simulations reveal details about how particles interact

A recent study has described new states that can be found in super-cold atom experiments, which could have applications for quantum technology.




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Plasma medicine research highlights antibacterial effects and potential uses

As interest in the application of plasma medicine -- the use of low-temperature plasma (LTP) created by an electrical discharge to address medical problems -- continues to grow, so does the need for research advancements proving its capabilities and potential impacts on the health care industry. Across the world, many research groups are investigating plasma medicine for applications including cancer treatment and the accelerated healing of chronic wounds, among others.




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With new 13-inch MacBook Pro, Apple waves goodbye to the butterfly keyboard

Keyboard aside, cheaper storage and 10th-generation Intel CPUs headline this refresh.





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Google delays Android 11 Beta, announces I/O replacement event for June 3

Google I/O isn’t happening this year, but we’ll get all the normal info next month.





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Office for iPad is getting trackpad support later this year

Microsoft's all-in-one Office app will pick up iPad mouse support sometime this year.




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Facebook to allow employees to work remotely until year end

Facebook Inc said on Friday it would allow its workers who are able to work remotely to do so until the end of the year as the coronavirus pandemic forces governments to extend stay-at-home orders to curb the spread of the disease.




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Exclusive: Iran-linked hackers recently targeted coronavirus drugmaker Gilead - sources

Hackers linked to Iran have targeted staff at U.S. drugmaker Gilead Sciences Inc in recent weeks, according to publicly-available web archives reviewed by Reuters and three cybersecurity researchers, as the company races to deploy a treatment for the COVID-19 virus.




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WHO readies coronavirus app for checking symptoms, possibly contact tracing

The World Health Organization (WHO) plans to launch an app this month to enable people in under-resourced countries to assess whether they may have the novel coronavirus, and is considering a Bluetooth-based contact tracing feature too, an official told Reuters on Friday.




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Tesla secures $565 million loan for Shanghai factory

Electric carmaker Tesla Inc has entered into an agreement for a working capital loan of up to 4 billion yuan ($565.51 million) with a lender from China for its Shanghai car plant, according to a regulatory filing on Friday.




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California county says Tesla may not reopen vehicle factory, stifling Musk's plans

Tesla Inc "must not reopen" its vehicle factory in the San Francisco Bay area as local lockdown measures to curb the spread of the coronavirus remain in effect, the local county health department said on Friday.




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Moderna, Switzerland's Lonza strike deal on potential COVID-19 vaccine

Moderna Inc and Swiss contract drugmaker Lonza Group AG said on Friday they would accelerate the manufacturing of the U.S. drug developer's potential coronavirus vaccine.




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Musk's SpaceX, Bezos' Blue Origin land contracts to build NASA's astronaut moon lander

((This April 30 story has been corrected to say Starship can carry more than 100 metric tonnes of cargo, not 100 pounds in paragraph 9. The error occurred in a previous version as well.))




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SpaceX to bring astronauts to short-handed Space Station for longer stay

Two NASA astronauts gearing up to ride SpaceX's new space taxi will now be on a mission planned to last more than a month, instead of a week, to help the short-handed crew aboard the International Space Station, the U.S. space agency said on Friday.




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Neutralizing antibody; new virus details to aid vaccine research

The following is a brief roundup of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus.




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China launches spacecraft via largest carrier rocket: CCTV

China on Tuesday successfully launched its largest carrier rocket, which was carrying a new-generation spacecraft, state broadcaster CCTV said.




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Exclusive: Trump administration drafting 'Artemis Accords' pact for moon mining - sources

The Trump administration is drafting a legal blueprint for mining on the moon under a new U.S.-sponsored international agreement called the Artemis Accords, people familiar with the proposed pact told Reuters.




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New coronavirus adapts to populations; vaccine works in monkeys

The following is a brief roundup of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus.




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Closest black hole to Earth has two partners in surprising celestial marriage

Astronomers have spotted the closest black hole to Earth ever discovered and are surprised about its living arrangements - residing harmoniously with two stars in a remarkable celestial marriage that may end in a nasty breakup.




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Australia backs BP's study to produce hydrogen from wind, solar

BP Plc has won Australian government backing for a feasibility study into producing hydrogen using wind and solar power to split water and converting the hydrogen to ammonia in Western Australia.




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Abbott coronavirus test is accurate; infected mother's breast milk may protect infants

The following is a brief roundup of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for COVID-19, the illness caused by the virus.




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Tom Cruise aims higher with movie shot on space station

Action star Tom Cruise is working on a movie shot in outer space, the National Aeronautics and Space Administration said on Tuesday.




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Philippine lawmakers vow to get broadcast giant ABS-CBN back on air

Philippine legislators pushed on Wednesday to get the country's biggest broadcaster back on air, amid widespread shock and dismay over an order by the industry regulator for the station to cease operations after its 25-year licence expired.




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Steve Carell? Real U.S. Space Force chief wanted Bruce Willis to play him

The real chief of the U.S. Space Force said on Wednesday he had hoped actor Bruce Willis would have played him on the upcoming Netflix show lampooning the military's newest branch of service - instead of comic actor Steve Carell.




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Southwest to raise $815 million through sale and leaseback of 20 planes

Southwest Airlines Co will sell and lease back 20 planes for gross proceeds of about $815 million, the company said in a regulatory filing on Friday.




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California county says Tesla may not reopen vehicle factory, stifling Musk's plans

Tesla Inc "must not reopen" its vehicle factory in the San Francisco Bay area as local lockdown measures to curb the spread of the coronavirus remain in effect, the local county health department said on Friday.




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Pfizer to outsource some drug production, focus on coronavirus vaccine

Pfizer Inc said on Friday it is in talks to shift more of its medicine production to outside contractors as it prepares for large-scale production of an experimental vaccine to prevent COVID-19, should it prove safe and effective.