Tag Archives: كوربيديا للاخبار

Parasitic wasps turn other insects into ‘zombies,’ saving millions of humans along the way

The diaphanous wings and striking markings of this parasitic wasp (Arotes decorus) belie its gruesome nature. (Shutterstock) Dylan Miller, Dalhousie University and Shelley Adamo, Dalhousie University Wasps have a reputation for being jerks because of their perceived aggressiveness and ability to sting repeatedly. They’re often negatively compared with the honey production and agricultural pollination of bees. If wasps are jerks, …

Read More »

Why do I grind my teeth and clench my jaw? And what can I do about it?

Shutterstock Alexander Holden, University of Sydney Dentists have reported a rise in teeth clenching and grinding since the pandemic began. The symptoms of teeth clenching and/or grinding (also known as bruxing or parafunction) can include pain in teeth and gums, as well as jaw joints and muscles. The pain it causes can be debilitating and significantly affect your daily life. …

Read More »

What did billions in aid to Afghanistan accomplish? 5 questions answered

International Committee of the Red Cross rehabilitation center staff members assist a Taliban member on Oct. 11, 2021, in Kabul, Afghanistan. Bulent Kilic/AFP via Getty Images Mohammad Qadam Shah, Seattle Pacific University The government of Afghanistan and that country’s economy relied heavily on foreign aid until the U.S. withdrawal. That support is on hold, although the United States and its …

Read More »

Do lateral flow tests detect omicron? Your questions answered

Andrew Lee, University of Sheffield Just as we thought we understood COVID testing, along came omicron and raised a whole new bunch of questions. We asked Dr Andrew Lee, a reader in global public health, to answer them. The UK government website ran out of lateral flow tests. Does that mean I can’t get one anywhere? Lateral flow tests for …

Read More »

The Battle of Algiers: an iconic film whose message of hope still resonates today

Yacef Saadi (R), military leader of the FLN National Liberation Front networks of the autonomous zone of Algiers, poses after being captured at the end of the “Battle of Algiers”. Photo by -/AFP via Getty Images Maria Flood, University of Liverpool Saadi Yacef, the Algerian revolutionary leader who fought for his country’s liberation from French colonial rule, died on 10 …

Read More »

What is COP26? Here’s how global climate negotiations work and what’s expected from the Glasgow summit

U.N. climate summits bring together representatives of almost every country. UNFCCC Shelley Inglis, University of Dayton Leer en español Over two weeks in November, world leaders and national negotiators will meet in Scotland to discuss what to do about climate change. It’s a complex process that can be hard to make sense of from the outside, but it’s how international …

Read More »

How to help kids with ‘long COVID’ thrive in school

Many long COVID-19 symptoms – such as fatigue, brain fog and memory impairment – are similar to those experienced post-concussion. Cavan Images/Cavan Collection via Getty Images Susan Davies, University of Dayton and Julie Walsh-Messinger, University of Dayton Children who get COVID-19 typically recover quickly and will not require special support upon return to school. However, some people who contract the …

Read More »

COVID: why working from home leaves the lowest paid at more risk of infection

Taking orders. Shutterstock/PattyPhoto Helen Collins, Liverpool John Moores University; Patricia Jolliffe, Liverpool John Moores University, and Susan Helen Barry, Liverpool John Moores University The latest directive from the UK government that people should work from home has led to concerns about the impact on businesses in the run up to Christmas. But it is also likely to have a devastating …

Read More »

Omicron and COVID boosters: everything you need to know

Paul Hunter, University of East Anglia The omicron variant of COVID is now spreading rapidly. Early reports suggest omicron causes less severe disease than other variants but it still poses a risk to the most vulnerable, with patients starting to arrive in hospitals. Omicron also appears to have some ability to get around existing immunity, whether from vaccination or infection. …

Read More »