Astrobiology

Looking for life in all the wrong places

(Phys.org) —Scientists have long focused their search for extraterrestrial life on Earth-like planets – but that may be a mistake, according to a McMaster researcher.

Feb 03, 2014
4.3 / 5 (25) 29 | with audio podcast

Astro-virology

In HG Wells' 'The War of the Worlds', the invading Martians were beaten by that most unassuming of combatants – the common cold. Could the reverse happen and alien viruses pose a threat to human astronauts ...

Nov 29, 2013
4.4 / 5 (8) 1 | with audio podcast

Cosmic rays zap a planet's chances for life

Mysterious cosmic rays constantly bombard Earth from outer space. Now scientists find these energetic particles could limit where life as we know it might exist on alien planets.

Nov 12, 2013
4 / 5 (16) 8 | with audio podcast

Magnetic shielding of exomoons: to be or not to be

A new study on magnetic fields around extrasolar giant planets sheds first light on the magnetic environment of extrasolar moons. The work, authored by René Heller of the Department of Physics and Astronomy ...

Sep 06, 2013
4.7 / 5 (7) 6

Detecting DNA in space

If there is life on Mars, it's not too farfetched to believe that such Martian species may share genetic roots with life on Earth.

Jul 09, 2013
4.8 / 5 (6) 6 | with audio podcast

Mars Icebreaker Life mission

Missions to Mars have only scratched its surface. To go deeper, scientists are proposing a spacecraft that can drill into the Red Planet to potentially find signs of life.

May 16, 2013
4.8 / 5 (4) 0 | with audio podcast

Eyeball earths

Alien worlds resembling giant eyeballs might exist around red dwarf stars, and researchers are now proposing experiments to simulate these distant planets and see how capable they are of supporting life.

May 03, 2013
4.7 / 5 (7) 4