Search

...works or already exist. We don’t yet know how easy it is for life to get started even when conditions are right. But were life to exist or suddenly begin on any of TRAPPIST-1’s planets it is very likely that it would spread to its neighbours, as shown in a recent study. [NASA artists impressions of the Earth Like planets] TRAPPIST-1 and its seven planets. Orbits drawn...

...work tools, accompanied by boxes of nails and screws of all shapes and sizes just in case they were ever needed. These memories are remnants of a recent time when, in everyday life, we had the capability to re-jig, alter, mend, maintain the material world that flowed through our homes. And just as this was once commonplace for whole generations of folk, those practices...

...work, keeping themselves to themselves and keeping each other in check. This stable community typically remains unchanged throughout our lives, being shaped by our long-term diets or disruption from infections or antibiotic treatments. However, their numbers and diversity do change quickly and temporarily, immediately after we have eaten. For example, microbes that prefer...