Biden bars drilling over vast swath of Alaska

US President Joe Biden's administration announced Wednesday it is banning new oil and gas drilling over a vast region of Alaska home to iconic animal species.

Researchers detect 14 new active galactic nuclei

Using the Spectrum–RG (SRG) spacecraft and two ground-based telescopes, Russian astronomers have observed X-ray sources in the eastern Galactic sky. The observational campaign resulted in the detection of 14 new active ...

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