Earliest-ever Greek heat wave shuts Acropolis for second day

The Athens Acropolis, Greece's most visited tourist attraction, was closed to the public during the hottest hours on Thursday for the second day running, as tourists sweltered under the country's earliest-ever heat wave.

Hubble observes galaxy NGC 5427

The galaxy NGC 5427 shines in this new NASA Hubble Space Telescope image. It's part of the galaxy pair Arp 271, and its companion NGC 5426 is located below this galaxy and outside of this image's frame. However, the effects ...

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