Buried underground near the surface, frozen regions of Mars could have tiny hidden channels full of liquid water, which could be a habitable environment for microscopic organisms

Buried underground near the surface, frozen regions of Mars could have tiny hidden channels full of liquid water, which could be a habitable environment for microscopic organisms

Microbes high in Earth’s stratosphere produce pigments to protect them from UV light – so similar molecules could be biosignatures of life elsewhere in the galaxy

Microbes high in Earth’s stratosphere produce pigments to protect them from UV light – so similar molecules could be biosignatures of life elsewhere in the galaxy

Solar electricity is growing rapidly, but can it really dominate the global energy system? Here is what it will take for us to power the planet on sunshine

Solar electricity is growing rapidly, but can it really dominate the global energy system? Here is what it will take for us to power the planet on sunshine

Human embryos formed with in vitro fertilisation can develop genetic abnormalities in the time between genetic testing and implantation – though this may not affect their viability

Human embryos formed with in vitro fertilisation can develop genetic abnormalities in the time between genetic testing and implantation – though this may not affect their viability

Lithium-ion batteries are prone to catching fire when damaged, but a simple change of electrolyte material can put a stop to the vicious chemical cycle that causes the problem

Lithium-ion batteries are prone to catching fire when damaged, but a simple change of electrolyte material can put a stop to the vicious chemical cycle that causes the problem

So far, immune cells that have been engineered to kill cancers, known as CAR T-cells, haven’t worked well against solid cancers - but a study in mice suggests that could soon change

So far, immune cells that have been engineered to kill cancers, known as CAR T-cells, haven’t worked well against solid cancers - but a study in mice suggests that could soon change

Studies have suggested that Wegovy directly boosts heart health, beyond just the benefits of losing weight, and now that has been demonstrated in a robust trial in people

Studies have suggested that Wegovy directly boosts heart health, beyond just the benefits of losing weight, and now that has been demonstrated in a robust trial in people

There is nothing stopping the wealthiest people from attempting to alter the world's atmosphere – this must not be allowed to happen

When it comes to boosting mental health and even improving performance, team sports and group exercise come out on top, finds Grace Wade

The White House Effect is a distressing look back at how President George H. W. Bush came to abandon his climate ambitions. It is essential viewing and a glimpse at a world that could have been, says Bethan Ackerley

Feedback delights in a 2018 paper that takes care to warn us it reveals “nothing like super interesting”, and embarks on a quest to find more examples of disarming honesty

The prevailing wisdom is that horror fans lack empathy and are addicted to adrenaline. My research shows otherwise, says Coltan Scrivner

There is nothing stopping the wealthiest people from attempting to alter the world's atmosphere – this must not be allowed to happen