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The risk is growing that Earth will be hit by an asteroid from a meteor stream known as the Taurids, Czech astronomers said. (Photo: AFP)

Quarter of world could become desert if global warming increases by...

Study finds, weather change would see more than quarter of world's land surface, home to more than 1.5 billion people,...

2 Jan 2018 8:37 PM IST

The Sahara Desert was home to hunter-gatherers who made their living off the animals and plants in the regions savannahs and wooded grasslands, researchers said. (Representational image)

5 year old survives 24 hours in Argentina desert, after being...

A five-year-old boy who went missing during a family walk in Argentina was found safe and well after 24 hours lost in a...

20 March 2019 11:18 AM IST

Even in the most arid places on Earth, there is some moisture in the air and extracting it could be a key to survival. (Photo: Pixabay)

Novel device can harvest water from desert air

The test device was powered solely by sunlight, and although it was a small proof-of-concept device.

25 March 2018 1:43 PM IST

The Sahara Desert was home to hunter-gatherers who made their living off the animals and plants in the regions savannahs and wooded grasslands, researchers said. (Representational image)

Sahara Desert was 10 times as wet as today: study

Annual rainfall in the Sahara now ranges from about four inches to less than one inch.

22 Jan 2017 12:40 PM IST

When completed will be the worlds largest optical telescope, some five times larger than the top observing instruments in use today.

Construction starts on world's largest telescope

The size of the ELT has the potential to transform our understanding of the universe.

27 May 2017 9:23 AM IST