News tagged with system x

Planet X myth debunked

It was an elusive planet that for 200 years appeared to explain Uranus's wobbly orbit. And there was the sister sun theorized to be near our solar system that caused asteroids to swerve toward Earth.

Mar 16, 2014
3.8 / 5 (42) 61

Pulsars make a GPS for the cosmos

(Phys.org) —CSIRO scientists have written software that could guide spacecraft to Alpha Centauri, show that the planet Nibiru doesn't exist … and prove that the Earth goes around the Sun.

Aug 16, 2013
5 / 5 (13) 3 | with audio podcast

Apple announces OS X Mavericks at WWDC

Apple is switching from its decade-long practice of naming its Mac operating system updates after big cats. Instead, it's paying homage to the geography of its home state.

Jun 10, 2013
1 / 5 (5) 0

Sex is 'nothing but trouble', geneticist says

(Phys.org) —Sex determining genes in marsupials have shed some light on how the Y chromosome, which determines the male sex in humans, will quickly degenerate and eventually disappear, according to a world-renowned evolutionary ...

Apr 03, 2013
2.8 / 5 (6) 3

How the kilogram has put on weight

Using a state-of-the-art Theta-probe XPS machine experts at Newcastle University, UK, have shown the original kilogram is likely to be tens of micrograms heavier than it was when the first standard was set in 1875. And they ...

Jan 06, 2013
3.8 / 5 (6) 14 | with audio podcast