How many satellites could fit in Earth orbit? And how many do we really need?
In the last five years, the number of satellites orbiting Earth has more than doubled and will likely double again…
Science & Technology
Science & Technology
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The sun is killing off SpaceX’s Starlink satellites
An artist’s impression of a Starlink satellite in orbit La Nacion/ZUMA Press/Alamy Eruptions from the sun are shortening the lives…
Physicists capture ‘second sound’ for the first time — after nearly 100 years of searching
Scientists have captured direct images of heat behaving like sound — an elusive phenomenon called ‘second sound’ — for the…
Your imagination doesn’t get worse as you age – but it does change
As children grow into adulthood and then continue ageing, what happens to their imagination? Do all of us gradually lose…
Invisible radiation leaking from private satellite ‘megaconstellations,’ like SpaceX’s Starlink network, could ruin radio astronomy forever, emerging research suggests
If you look up at the sky on a clear night, shortly after one of SpaceX‘s many Falcon 9 rocket…
Was Planet Nine exiled from the solar system as a baby?
An artist’s illustration of a potential Planet Nine Mark Garlick/Science Photo Library/Alamy If the solar system does have a Planet…
Why isn’t an atom’s nucleus round?
Since the atomic nucleus was first proposed in 1911, physicists simply assumed it was round. But are the nuclei…
The four types of imagination and how they create our worlds
Jonathan Knowles / Brett Ryder When did you last imagine? Very recently is the likely answer. Indeed, we spend as…
Noctilucent cloud season 2025 is upon us! Here’s how to spot elusive ‘night-shining’ clouds
Noctilucent cloud season is upon us! Here’s what you need to know about when to catch the spectral phenomenon as…
Test of AI weather forecasts shows they miss extreme storms
Weather forecasts based on AI are faster and sometimes more accurate than traditional ones, but they may miss rare and…