Scientists find a whole new world below ground
New research says that there is an entire subterranean biosphere teeming with 15-23 billion tonnes of micro-organisms
Earth Day@50: NatGeo highlights evolution of Human-Nature relationship
National Geographic brings together its family of explorers and experts to highlight the fragile human-nature relationship
Could invisible aliens really exist among us? An astrobiologist explains
A popular suggestion for an alternative biochemistry is one based on silicon rather than carbon
Dying on the edge
To reduce human-animal conflict, a 14-km-long wall will be built along the southern border of Corbett Tiger Reserve. But wall will cost Rs 4.5 …
Militancy, weed
... and sewage -- a strong political will is needed to get rid of them?
Lake agriculture
An ingenious and indigenous way of cultivation
Floating stock
Morning in Dal: commotion behind the scenes