Michał Pudło

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Life on Mars? What we need to know to prove it

The Martian methane results could mean life - but as always with Mars, it's a tantalising hint that raises more questions than it answers<p>The recent data from the Curiosity Mars rover on methane on occasional "spikes" to ten times the background levels at the Gale Crater site reinvigorates the …

Astronomer Royal: Life on Mars would change everything we know

If life had originated twice, independently, within our solar system, we’d have to conclude that it can’t be a rare fluke, says Martin Rees.<p>More than 100 years ago, a French foundation offered the grand prize of 100,000 francs to anyone who could prove the existence of extraterrestrial life. But …

Methane on Mars: does it mean the Curiosity rover has found life?

Nasa’s announcement of the discovery of methane – which on Earth comes largely from life – has sparked speculation<p>The results are certainly tantalising. From time to time, Mars belches out clouds of methane, a gas that on Earth comes largely from life. When animals and other organisms eat food they …

Microscope Uses Holograms Instead Of Lenses To Diagnose Disease

It could be cheaper and easier to use than traditional microscopes<p>A new prototype microscope doesn't use lenses to magnify objects. Instead, it makes holograms that a computer digitally records and magnifies. The result is a microscope that's cheaper and easier to use than traditional, lens-based …

Did Humans Or Neanderthals Make These Cave Paintings?