Science & Health
Cellular therapy: This man got rid of spondylitis after 11 years of suffering, but does it really work?
NASA's Cassini just photographed Pandora: Here are 5 things you need to know about Saturn's little moon
On 31 December an extra second will be added before midnight, senior research scientist Peter Whibberley explains. Since the 1960s we have used atomic clocks to keep track of time, as they are more accurate than the old method of using the Earth, as the Earth randomly speeds up and slow down. But to make sure that the atomic clock is in line, an extra second is needed every so often to ensure many of modern societies functions like the internet and mobile phones can work.
Dec 22, 2016
- "What's the problem if a widow gets remarried?" says Vice President Venkaiah Naidu
- Netflix dismissed chief PR officer Jonathan Friedland for using N-word
- England v Panama live stream: Watch Fifa World Cup 2018 Group G match live on TV, online
- Kolkata stares at Delhi-like water crisis as groundwater levels deplete at alarming rate
- Final images and videos from the Rosetta mission show what it is like to crash on a comet
- Blood Moon: July 27 total lunar eclipse will be the longest one of the 21st century
- City Killers? NASA gears up as more than a million asteroids pose threat to Earth
- How cancer progresses? New tech can map it real-time
- Construction workers continue to fix Delaware Aqueduct leak to save NYC from water deficiency