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Science and Technology

Artemis Accords: why many countries are refusing to sign Moon exploration agreement

Illustration of a future Moon base by the European Space Agency, which hasn’t signed the Artemis Accords. ESA; RegoLight, visualisation: Liquifer Systems Group, 2018, CC BY-SA

Illustration of a future Moon base by the European Space Agency, which hasn’t signed the Artemis Accords. ESA; RegoLight, visualisation: Liquifer Systems Group, 2018, CC BY-SA Christopher Newman, Northumbria University, Newcastle Eight countries have signed the Artemis Accords, a set of guidelines surrounding the Artemis Program for crewed exploration of the Moon. The United Kingdom, Italy, Australia, Canada, Japan, Luxembourg, …

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فيروس كورونا: ما هي أعراض الإصابة به وكيف تقي نفسك منه؟

صدر الصورة، GETTY IMAGES

تشير بعض الدراسات إلى أن نحو 80 في المئة من المصابين بالفيروس يشعرون بأعراض طفيفة، أو لا تظهر عليهم أعراض على الإطلاق، بيد أن عددا قليلا آخر قد يعاني من أعراض مرضية حادة. فما هو هذا المرض؟ وماذا تفعل كي تقي نفسك من الإصابة به؟ ما هي الأعراض؟ يُصيب فيروس كورونا الرئتين، وتظهر أعراض رئيسية هي: الحمى والسعال الجاف المستمر. …

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¿Cómo viajan los mosquitos? La respuesta está en el viento

Anopheles. Shutterstock / Warut Prathaksithorn

Anopheles. Shutterstock / Warut Prathaksithorn Manuel Peinado Lorca, Universidad de Alcalá y Luis Monje, Universidad de Alcalá Terminó el verano y con él la temporada óptima para los mosquitos hembra. Durante estos meses, además de gozar de un tiempo favorable, encuentran su paraíso en la abundancia de piel desnuda que exhibimos sus víctimas preferidas cuando el calor aprieta. ¿Qué hacen …

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Grímsvötn: Iceland’s most active volcano may be about to erupt

Volcano eruption in 2011. EGILL ADALSTEINSSON/EPA

Dave McGarvie, Lancaster University The ice-covered Grímsvötn volcano on Iceland produced an unusually large and powerful eruption in 2011, sending ash 20km into the atmosphere, causing the cancellation of about 900 passenger flights. In comparison, the much smaller 2010 eruption of Eyjafjallajökull led to the cancellation of about 100,000 flights. Understandably, any mention of another explosive eruption from an Icelandic …

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How does being bilingual affect your brain? It depends on how you use language

XiXinXing/Shutterstock

XiXinXing/Shutterstock Vincent DeLuca, University of Birmingham Depending on what you read, speaking more than one language may or may not make you smarter. These mixed messages are understandably confusing, and they’re due to the fact that nothing is quite as simple as it’s typically portrayed when it comes to neuroscience. We can’t give a simple “yes” or “no” to the …

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2020 Nobel Prize in physics awarded for work on black holes – an astrophysicist explains the trailblazing discoveries

A black hole is an object so compact that nothing can escape its gravitational pull, not even light. They are formed when stars die and start collapsing under their own weight. Deep inside the black hole resides an infinitely hot and dense object, a so-called, singularity. Science Photo Library - MARK GARLICK/Getty Images

A black hole is an object so compact that nothing can escape its gravitational pull, not even light. They are formed when stars die and start collapsing under their own weight. Deep inside the black hole resides an infinitely hot and dense object, a so-called, singularity. Science Photo Library – MARK GARLICK/Getty Images Gaurav Khanna, University of Massachusetts Dartmouth Black …

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Shopping online to stay safe during the pandemic? Here are 10 tips for avoiding scams

A little digging can help you avoid those too-good-to-be-true traps when shopping online. martin-dm/E+ via Getty Images

A little digging can help you avoid those too-good-to-be-true traps when shopping online. martin-dm/E+ via Getty Images H. Colleen Sinclair, Mississippi State University The holiday season is already a booming time for online shopping. The COVID-19 pandemic only increases the likelihood that when people shop this holiday season, they will choose online shopping over brick-and-mortar stores. However, this also means …

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The fourth agricultural revolution is coming – but who will really benefit?

kung_tom/shutterstock

kung_tom/shutterstock David Rose, University of Reading and Charlotte-Anne Chivers, University of Gloucestershire Depending on who you listen to, artificial intelligence may either free us from monotonous labour and unleash huge productivity gains, or create a dystopia of mass unemployment and automated oppression. In the case of farming, some researchers, business people and politicians think the effects of AI and other …

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Why AI can’t ever reach its full potential without a physical body

EPSRC prize winning photograph by Alexander James Spence, Author provided

EPSRC prize winning photograph by Alexander James Spence, Author provided Mark Lee, Aberystwyth University Artificial intelligence seems to be making enormous advances. It has become the key technology behind self-driving cars, automatic translation systems, speech and textual analysis, image processing and all kinds of diagnosis and recognition systems. In many cases, AI can surpass the best human performance levels at …

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