Brush up your current affairs knowledge with this week's top 15 questions and consolidate your UPSC-CSE preparation. Find answers along with explanations at the end of the quiz.
It is truly unique in Earth history for a species to flourish in such a short time while simultaneously applying the peak of its capabilities to threaten its own self-destruction.
Geologic time, the extensive interval of time occupied by the geologic history of Earth. Formal geologic time begins with the Archean Eon (4.0 billion to 2.5 billion years ago) and continues to the present day. Modern geologic time scales also include the Hadean Eon (4.6 billion to 4.0 billion years ago).
A window into the past: How Lake Matoaka can record significant moments in history dailypress.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dailypress.com Daily Mail and Mail on Sunday newspapers.