Future evolution: from looks to brains and personality, how will humans change in the next 10,000 years?

AUTHOR: Nicholas R. Longrich, Senior Lecturer in Paleontology and Evolutionary Biology, University of Bath READER QUESTION: If humans don’t die out in a climate apocalypse or asteroid impact in the next 10,000 years, are we likely to evolve further into a more advanced species than what we are at the moment? Harry Bonas, 57, NigeriaContinue reading “Future evolution: from looks to brains and personality, how will humans change in the next 10,000 years?”

How long does protective immunity against COVID-19 last after infection or vaccination?

Prakash Nagarkatti, University of South Carolina and Mitzi Nagarkatti, University of South Carolina As the omicron variant of SARS-CoV-2 took hold across the globe in late 2021, it became readily apparent that the pandemic had entered a new phase. Having experienced a previous COVID-19 infection or being vaccinated still left many people wondering how vulnerableContinue reading “How long does protective immunity against COVID-19 last after infection or vaccination?”

Science changes – and so should rational behaviour

This article is republished from The Conversation (24/11/2021) under a Creative Commons license. Read the original article. Ruth Stewart, University of Johannesburg and Carina van Rooyen, University of Johannesburg The world around us, and the way researchers study and understand it, changes all the time. The constant change means that what we know through scienceContinue reading “Science changes – and so should rational behaviour”

REST FOR THE RESTLESS MIND (PART ONE OF TWO)

By Stefan Blom• 19 May 2021 DAILY MAVERICK LIFE (WELLNESS) No matter what you experience, be it loss, trauma or everyday shocks that are making you restless, here is some guidance on how to find rest for the restless mind, says clinical psychologist Stefan Blom. It started with me documenting my own restless mind, in a kindContinue reading “REST FOR THE RESTLESS MIND (PART ONE OF TWO)”

DEEP SLEEP GIVES YOUR BRAIN A DEEP CLEAN

By SIMON MAKIN on November 1, 2019 (Scientific American: scientific.com) Why sleep has restorative—or damaging—effects on cognition and brain health has been an enduring mystery in biology. Researchers think cerebrospinal fluid (CSF) may flush toxic waste out, “cleaning” the brain and studies have shown that garbage clearance is hugely improved during sleep. They were not sure exactly how all thisContinue reading “DEEP SLEEP GIVES YOUR BRAIN A DEEP CLEAN”