743,206 articles

Warning of serious brain disorders in people with mild Covid symptoms

UK neurologists publish details of mildly affected or recovering patients with serious or potentially fatal brain conditions Coronavirus – latest updatesSee all our coronavirus coverageDoctors may be missing signs of serious and potentially fatal brain disorders triggered by coronavirus, as they emerge in mildly affected or recovering patients, scientists have warned.Neurologists are on...

Animals who try to sound 'bigger' are good at learning sounds

Some animals fake their body size by sounding 'bigger' than they actually are. Maxime Garcia from the University of Zurich and Andrea Ravignani from the Max Planck Institute for Psycholinguistics studied 164 different mammals and found that animals who lower their voice to sound bigger are often skilled vocalists. Both strategies--sounding bigger and learning sounds--are likely driven by sexual...

Certain factors during infancy may affect bone health in adulthood

In a recent study, breast feeding during infancy was associated with a lower risk of lower limb fractures when children reached young adulthood, while maternal smoking was associated with a higher risk of upper limb fractures. The findings are published in the Journal of Bone and Mineral Research.

Numerous jobs linked to increased risk of knee reconstruction

A major review of knee osteoarthritis (OA), which can lead to knee surgery, pain and loss of mobility, reveals widespread risk of OA, demonstrating a need for prevention outside of traditional workplaces. It the biggest meta-analysis and systematic review of the potentially debilitating knee OA and the first systematic review into the association between job 'titles' and knee OA - finding...

The effects of smartphone use on parenting

Parents may worry that spending time on their smartphones has a negative impact on their relationships with their children. However, a new comprehensive analysis published in the Journal of Child Psychology and Psychiatry found that this is unlikely to be the case.

Towards climate resilient urban energy systems

Nik and colleagues evaluated the progress achieved in the energy sector to adapt to climate change, focusing on the climate resilience of urban energy systems. They investigated the relevant concepts, criteria, methods and gaps that exist to assess climate resilience. A framework is suggested to account for climate change including extreme events when designing urban energy systems, considering...

New Zealand: man with Covid-19 absconds from quarantine for supermarket 'dash'

Man charged over latest breach of quarantine as country deals with influx of returning citizens during the coronavirus pandemicCoronavirus – latest updatesSee all our coronavirus coverageA man in compulsory isolation has absconded from a quarantine hotel in New Zealand to make a late-night “spur-of-the-moment” dash to the supermarket before testing positive for Covid-19 the following...

New Zealand opposition MP who leaked details of Covid-19 patients steps down

Actions by Hamish Walker have dealt a blow to the National party weeks away from an electionCoronavirus – latest updatesSee all our coronavirus coverageAn opposition MP in New Zealand has announced he will not stand at September’s election after he confessed to leaking private details about all of the country’s active Covid-19 cases to several news outlets.The leak by Hamish Walker, a member...

Coronavirus live news: US to leave WHO as organisation warns crisis accelerating

US gives notice of withdrawal next year; Joe Biden says he would return the US to the WHO if elected; Jair Bolsonaro tests positive for Covid-19. Follow the latest updatesWHO acknowledges ‘evidence emerging’ of airborne spreadUS officially notifies World Health Organization of its withdrawalBrazilian president Jair Bolsonaro tests positive for coronavirusAustralia: Melbourne returns to...

Animals who try to sound 'bigger' are good at learning sounds

Some animals fake their body size by sounding bigger than they actually are. Maxime Garcia from the University of Zurich and Andrea Ravignani from the Max Planck Institute for Psycholinguistics studied 164 different mammals and found that animals that lower their voices to sound bigger are often skilled vocalists. Both strategies—sounding bigger and learning sounds—are likely driven by sexual...

Bright feathers, bright brains: hummingbirds 'can order numerically'

Study claims tiny creatures can order things in sequence, but researchers say it does not confirm they can countHummingbirds are not only bright in appearance but also in brain, it would seem, with new research suggesting the tiny creatures are able to understand a numerical concept of order.While hummingbirds have previously been found to visit flowers in particular sequences when foraging,...