News tagged with space time

Water in the solar system predates the Sun

Water was crucial to the rise of life on Earth and is also important to evaluating the possibility of life on other planets. Identifying the original source of Earth's water is key to understanding how life-fostering ...

Sep 25, 2014
4.5 / 5 (25) 10

An astronaut's rhythm

Anyone who has flown long distances will be familiar with the jetlag that comes with travelling across time zones. Our body clocks need time to adjust to different daylight times as high-fliers and frequent ...

Jan 07, 2014
5 / 5 (4) 0

When it comes to mammals, how big is too big?

(Phys.org) —Mammals vary enormously in size, from weighing less than a penny to measuring more than three school buses in length. Some groups of mammals have become very large, such as elephants and whales, ...

Jun 14, 2013
3.9 / 5 (7) 2 | with audio podcast

Could the Higgs mass determine the end of the universe?

You may have heard in the recent media that the world was going to end. Uh, again. Worse still, the devastation wasn't limited to Earth; the whole universe might end. Bad news, right? And you thought 2012 was the year to mark on your calendar. ...

Feb 28, 2013
4.2 / 5 (16) 36

Tracking trains with satellite precision

Taking a cue from how ESA controls satellites, Spanish railways now have their own high-tech upgrade to keep travellers abreast of when the next train is going to pull into the station.

Feb 26, 2013
4 / 5 (1) 0