science

Cyclic cosmology, or the big bounce, is the idea that the universe will eventually crunch back together and then go through another big bang. Columnist Leah Crane finds that, appropriately, it’s coming back Source link

Terminally ill people are commonly reunited with lost loved ones in their dreams and have visions of doors, stairways and light, which are said to help them accept the dying process Source link

Patients are requesting that blood transfusions come from people who they know have not been vaccinated against covid-19, which can cause dangerous delays Source link

A planet-warming El Niño climate phase is now developing, and some models predict it could turn out to be the strongest on record Source link

How do you portray momentum in space accurately? Columnist Chanda Prescod-Weinstein takes a look at the origins of our understanding of motion, which runs from Isaac Newton back to the Zhou dynasty a millennia ago Source link

Antibodies mistakenly attacking the brain are linked with conditions including schizophrenia, dementia and OCD, prompting a revolution in how we think about mental health conditions Source link

A small comet has been spotted slowing down and then speeding up again – but in the opposite direction, which we have never seen before Source link

A handful of plankton fossils buried in a small chunk of rock show that the oceans were teeming with life before the Late Ordovician mass extinction, the second most severe on record Source link

The incompleteness theorem is accepted as part of the mathematical canon today, but columnist Jacob Aron says it was a bombshell when Kurt Gödel first introduced it. Gödel’s seminal work directly contradicted one of the great minds of mathematics and limited the field forever Source link

A drug known only as compound X helped to remove the problematic proteins associated with Parkinson’s disease from the brains of mice, and improved their balance and mobility Source link