University of Arizona

Serbia says six of its citizens have been arrested in Greece in the investigation into the beating death of a 22-year-old Texas man on the island of Zakynthos.

Serbia's foreign ministry said Saturday that the detained Serbs were to appear before a judge.

Just in time for summer movie season comes news that something huge is lurking out there at the edge of the solar system. It’s really big. It’s never before been detected. It’s warping gravity fields.

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Serbia said Saturday that six of its citizens had been arrested in Greece in the investigation of the beating death of a 22-year-old Texas man on the island of Zakynthos.

Serbia's Foreign Affairs Ministry said the detained Serbs were to appear before a judge.

An unknown, unseen “planetary mass object” may lurk in the outer reaches of our solar system, according to new research on the orbits of minor planets to be published in the Astronomical Journal. This object would be different from—and much closer than—the so-called Planet Nine, a planet whose existence yet awaits confirmation.

Prehistoric humans — perhaps Neanderthals or another lost species — occupied what is now California some 130,000 years ago, a team of scientists reported on Wednesday.

A Turkish astrophysicist professor has begun work on a new U.S. National Aeronautics and Space Administration (NASA) project to create a powerful space telescope.

Professor Feryal Özel, the only Turkish woman scientist at NASA, is already managing a project for an event horizon telescope that aims to monitor a black hole. 

The life of Eşref Kuşçubaşı is of enduring controversy. A secret service operative who worked from the Balkans to North Africa to Arabia in the final years of the Ottoman Empire, he turned his back on the resistance forces of Mustafa Kemal during the War of Independence and ended up in exile for almost 30 years.

'The Circassian: A Life of Eşref Bey, Late Ottoman Insurgent and Special Agent' by Benjamin C. Fortna (Hurst, 341 pages, £25)

U.S. President Barack Obama has named 102 scientists and researchers as recipients of the Presidential Early Career Awards for Scientists and Engineers (PECASE), the highest honor bestowed by the United States Government on science and engineering professionals in the early stages of their independent research careers. 

English archeologist Dr. Nicholas Reeves of the University of Arizona claims that the tomb of Tutankhamun hides a secret that has eluded researchers since its discovery more than 90 years ago. Reeves said that he has found a secret doorway leading from the tomb of King Tutankhamun to the boy-king’s mother, Nefertiti.