Where no observation is available within the last 75 minutes, the latest observation is shown in italics and coloured and removed from the table after 30 hours. Station names link to data for the ...

Credit: X-ray: NASA / CXC / Stanford Univ. / M. de Vries et al.; Optical: (Hubble) NASA / ESA / STScI and (Palomar) Hale ...

We outline the findings in new research published today ... Tornadoes have been reported on every continent except Antarctica. They most commonly occur in the Great Plains region of the United States, ...