Tuesday, Nov 21, 2017 | Last Update : 09:18 PM IST
A study suggests that competition from other marine mammals might be bigger problem for a small group of killer whales.
21 Nov 2017 1:58 PM
It’s thought to be about a quarter-mile long, and about 10 times longer than it is wide.
21 Nov 2017 1:03 PM
Mars theory gets dusted; a new study suggests that dark streaks on Mars represent flowing sand - not water.
21 Nov 2017 9:25 AM
South Africa led the world with the number of people on treatment, at 4.2 million.
21 Nov 2017 1:14 AM
The system offers doctors an objective way to measure if patients are swallowing their pills on schedule.
20 Nov 2017 8:10 PM
The satellite will contribute to near-term weather forecasts, climate and ocean dynamics research, among many other uses.
20 Nov 2017 8:58 AM
A look at steps, which will be taken in the coming years to further international efforts to curb global warming.
20 Nov 2017 8:16 AM
It took three months to complete the visualisation, using satellite imagery.
18 Nov 2017 6:03 PM
The scientists report that our solar system could be packed with 10,000 such interstellar travellers at any given time.
17 Nov 2017 4:08 PM
Last year, Florida's governor declared a state of emergency and beaches were closed when algae blooms spread from Okeechobee to estuaries.
17 Nov 2017 1:23 PM