New Scientist Space - Cosmology

Most hospital patients don't brush their teeth regularly, but doing so could cut their risk of developing pneumonia during their stay

Most hospital patients don't brush their teeth regularly, but doing so could cut their risk of developing pneumonia during their stay

Electric vehicles could store renewable energy when there is excess supply and give it back to the grid when demand peaks, but car companies disagree on the best way to do that

Changing your opinion can be difficult, and it’s sometimes even seen as a flaw. But research shows being open-minded has a host of benefits. Columnist David Robson finds there are a few simple ways to encourage yourself to withstand the discomfort that gets in the way of mental flexibility

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

People who are terminally ill 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

The Lyrid meteor shower will soon hit its peak. Here's how to spot it, including by using the New Scientist stargazing companion

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

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

Monkeys with around 300 electrodes implanted in their brain were able to steer avatars around different virtual environments

An imaginative and compelling book reveals how radio waves help us tune in to our universe – and even search for alien civilisations, says Karmela Padavic-Callaghan

The books, TV, games and more that New Scientist staff have enjoyed this week

Feedback discovers that a conspiracy theory has formed that various celebrities have been replaced by clones, and sees just a few small problems with the idea

A film about the quest for “ghost elephants” is as much about not knowing and asking the right questions as about exploration, finds Davide Abbatescianni

From huge geese to flying cars, these photographs from a new exhibition at the Rijksmuseum reveal how we have been manipulating images for over a century

Forty years after the world’s biggest nuclear disaster, the safety of Chernobyl hangs in the balance – though not because of the radiation risk

The Dark Energy Spectroscopic Instrument (DESI) has finished the most detailed survey of the universe to date, and the resulting map will help researchers understand an apparent weakening of dark energy

A detailed analysis of the best-preserved Neanderthal infant skeleton ever found suggests that our ancient relatives grew much faster as young children

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

The protein craze is in full swing and beef consumption is on the rise, particularly in the US, where health agencies are promoting red meat as part of an optimum diet. So, how much beef should we really be eating, and how does it impact our well-being?