Solar eclipses: When is the next one?

A solar eclipse occurs when the moon gets between Earth and the sun, and the moon casts a shadow over Earth. A solar eclipse can only take place at the phase of new moon, when the moon passes directly between the sun and Earth and its shadows fall upon Earth’s surface. But whether the alignment … Read more

Astronomers Have Found Another Possible ‘Exomoon’ beyond Our Solar System

And then there were two—maybe. Astronomers say they have found a second plausible candidate for a moon beyond our solar system, an exomoon, orbiting a world nearly 6,000 light-years from Earth. Called Kepler-1708 b-i, the moon appears to be a gas-dominated object, slightly smaller than Neptune, orbiting a Jupiter-sized planet around a sunlike star—an unusual … Read more

Why cat-like creatures vanished from North America for 6 million years

By Chelsea Whyte Ken Barber/Alamy; Schankz/Shutterstock; Advia Image/Shutterstock; Koktaro/Shutterstock LOOKING out over an expanse of scrubby sagebrush, it is hard to imagine that the high desert in eastern Oregon was once home to large creatures that resembled sabre-toothed cats. The land here is mostly dry and grassy, punctuated by sharp hills. There isn’t a lot … Read more

Not so lightweight: Hamsters handle their drink better than elephants

Feedback is our weekly column of bizarre stories, implausible advertising claims, confusing instructions and more Humans 12 January 2022 Josie Ford Boozing hamsters Feedback has a soft spot for hamsters, whose hoarding and nesting behaviours are similar to our own. Our feeling of oneness only increases with an article in The Atlantic forwarded to us … Read more

What Is Wormhole Theory? | Space

The wormhole theory postulates that a theoretical passage through space-time could create shortcuts for long journeys across the universe. Wormholes are predicted by the theory of general relativity. But be wary: wormholes bring with them the dangers of sudden collapse, high radiation and dangerous contact with exotic matter. Wormhole theory Wormholes were first theorized in … Read more

Covid-19 news: Self-isolation period cut to 5 days in England

By Michael Le Page, Clare Wilson, Jessica Hamzelou, Sam Wong, Graham Lawton, Adam Vaughan, Conrad Quilty-Harper, Jason Arunn Murugesu and Layal Liverpool Sajid Javid, health secretary, arrives at No.10 Downing Street, London, UK James Veysey/Shutterstock Latest coronavirus news as of 2pm on 13 January Isolation period shortened for people with covid-19 in England People who … Read more