A Twitter app icon on a mobile phone is displayed April 26, 2017, in Philadelphia. Meta is poised to launch a new app that appears to mimic Twitter, marking a…
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Planet Survives Threat of Engulfment by Its Star
As stars like our sun swell in size with age, they can become large enough to engulf their inner planets. In May of this year, astronomers used the Zwicky Transient…
Archaeologists uncover Celtoiberian city |
Archaeologists excavating in the province of Soria, Spain, have uncovered a previously unknown Celtoiberian city. The Celtiberians were a tribal people that inhabited an area in the central-northeastern Iberian Peninsula.…
Pupil Size Regulated by Orexin, Not Stress Hormones
Summary: Researchers have discovered that the neurotransmitter orexin, not the stress hormone noradrenaline, regulates pupil size, challenging prior understanding. Orexin neurons affect pupil size in response to emotional states and…
AI tool ‘reads’ brain tumors during surgery to help guide decisions
Scientists have developed an artificial intelligence (AI) tool capable of deciphering a brain tumor’s genetic code in real time, during surgery—an advance they say could speed diagnosis and personalize patients’…
Positive parenting can help protect against the effects of stress in childhood and adolescence, new study shows
Credit: Pixabay/CC0 Public Domain Warm and supportive parenting may buffer against the effects of stress during childhood and adolescence. That is the key takeaway of our recent study, published in…
Pandemic babies behind on communication at age 2, but other developmental areas remain unaffected, finds study
Credit: Prostock-studio/Shutterstock The world changed for all of us when we were suddenly plunged into a pandemic in 2020. COVID sent us into a series of lockdowns in a bid…
Astronomers observe subpulse drifting and nulling of pulsar PSR J0026–1955
Each pulse stack (pulse phase vs. pulse number) represents the variety of subpulse drifting sequences shown by PSR J0026–1955 at 400 MHz (using uGMRT). Bright yellow diagonally arranged pixels around…
Crosswords and chess may help more than socializing in avoiding dementia
Credit: Pixabay/CC0 Public Domain Computer use, crosswords and games like chess are more strongly associated with older people avoiding dementia than knitting, painting or socializing, a Monash University study has…
