rahul

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Asteroid's 'bad timing' killed off dinosaurs, new evidence shows

Dinosaurs might have survived the catastrophic impact that ended their reign had the devastating asteroid that slammed into the Earth arrived at a "more convenient time", a scientist has claimed. As a result humans would probably not exist.<p>The violent collision 66m years ago, which occurred in the …

Why do we have blood types?

More than a century after their discovery, we still don’t know what blood groups like O, A and B are for. Do they really matter? Carl Zimmer investigates.<p>When my parents informed me that my blood type was A+, I felt a strange sense of pride. If A+ was the top grade in school, then surely A+ was …

Medical Research

Is our universe a bubble?

The multiverse hypothesis – the idea that there are other universes – can be tested, scientists say.<p>Never mind the big bang; in the beginning was the …

Homni: The new superorganism taking over Earth

Is our species evolving into something new? Gaia Vince makes the provocative argument that humanity is transforming, and it is already having a huge effect on life on our planet.<p>In Ancient Greek mythology, the Earth Goddess Gaia had nine titan sons, who attempted to control not just the Earth, but …

Singularity

Hypnosis: The day my mind was 'possessed'

Scientists are using hypnosis to understand why some people believe they’re inhabited by paranormal beings. To find out more, David Robson discovered what it’s like to lose his mind.<p>I am lying on my back and trapped in a gleaming white tunnel, the surface barely six inches from my nose. There is a …

The Brain

Samsung Galaxy S4 software update released, rolled out in the UK | Trusted Reviews

<b>A recently announced Samsung Galaxy S4 software update has been released in the UK for the first time, introducing a number of new user interface</b> …