पर्यावरण

  By Asher Elbein   In 1861, scientists discovered Archaeopteryx, a dinosaur with feathers, in 150-million-year-old limestones in Solnhofen, Germany. They

  By Carl Zimmer German paleontologists have discovered a 247-million-year-old fossil of a reptile with a bizarre row of plumes sprouting from its

For more than 260 years, scientists have consider giraffes a single species. Giraffa camelopardalis, as it was long known, existed

लेखिका: साची किताजिमा मुल्की तूफान एरिन अटलांटिक महासागर में 100 मील प्रति घंटे से अधिक की गति से तेजी से