A new giant virus with “unusual” features – including an unprecedentedly long tail – has been discovered in the Pacific Ocean. At 2.3 micrometers long – that’s 0.00023 centimeters – it may not be huge ...

An alien world near Earth is being trailed by a gigantic tail, stretching longer than 40 Earths as it closely circles its home star. The enormous structure, which is made up of gas leaking from the ...