Mars once had water and a 'habitable' past, experts have discovered
Researchers found signs of water-rich fluids on a 4.45 billion-year-old zircon grain from the Martian meteorite NWA7034, ...
French Intellectuals Decry a Dissident Writer’s Arrest in Algeria
An outspoken French-Algerian novelist returned to his homeland and was promptly taken into custody at age 75. The arrest of ...