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Examine narratives to end policy deadlock, boost agricultural development in Africa, economists say

The COVID-19 pandemic presents an opportunity to transform food systems and achieve sustainable development. But the lively policy debate on which policy approach will promote agricultural development in Africa still prevents progress.

Antibiotic resistance and the need for personalized treatments

Antibiotic resistance is a growing challenge in the treatment of infectious diseases worldwide. Bacteria become resistant to antibiotics by acquiring or mutating genes that allow them to survive the administration of antibiotics, which otherwise would kill them. However, this advantage in the presence of antibiotics can imply costs to bacteria when...

Climate change will cause more extreme wet and dry seasons, researchers find

The world can expect more rainfall as the climate changes, but it can also expect more water to evaporate, complicating efforts to manage reservoirs and irrigate crops in a growing world, according to a Clemson University researcher whose latest work has been published in the journal Nature Communications.

Earth-shaking science in the freezer: Next generation vibration sensors at cryogenic temperatures

A cutting-edge vibration sensor may improve the next generation of gravitational-wave detectors to find the tiniest cosmic waves from the background hum of Earth's motion.

Scientists have discovered a new physical paradox

Researchers from the Peter the Great St.Petersburg Polytechnic University (SPbPU) have discovered and theoretically explained a new physical effect: amplitude of mechanical vibrations can grow without external influence. The scientific group offered their explanation on how to eliminate the Fermi-Pasta-Ulam-Tsingou paradox.

The colorful history of plastids

A billion years ago, a single-celled eukaryote engulfed a cyanobacterium—an organism capable of converting the sun's energy into food in the form of carbohydrates. In one of the single most pivotal events in the history of life, instead of the bacterium being digested, an endosymbiosis was formed, with the bacterial cell persisting inside the host eukaryote...

About nine family members to suffer grief from every COVID-19 fatality

Deaths from COVID-19 will have a ripple effect causing impacts on the mental health and health of surviving family members. But the extent of that impact has been hard to assess until now. Every death from COVID-19 will impact approximately nine surviving family members, according to a study.

Chicago air is dirtier this July than smog-choked Los Angeles

After missing out on cleaner air during the coronavirus lockdown, the Chicago area just suffered its longest streak of high-pollution days in more than a decade.

Most 50+ adults say they've experienced ageism, most still hold positive aging attitudes

An offhand remark by an acquaintance about using a smartphone. A joke about someone losing their memory or hearing. An ad in a magazine focused on erasing wrinkles or gray hair. An inner worry that getting older means growing lonely.

COVID-19 and Brexit can help with the recovery of UK fish stocks

The United Kingdom has a unique opportunity to start rebuilding its fish stocks by taking advantage of the slowdown in commercial fishing caused by the COVID-19 pandemic and ongoing Brexit negotiations, new research has shown.

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