By Alok Jha

Dying by way of Euphoria. Dysgenics. inhabitants loss of life Spiral. Genetic Superhumans. Geomagnetic Reversal. Galactic Collision. Strangelets. no matter if we adore it or now not, everything's going to come back to a good looking disagreeable halt on our planet at some point soon sooner or later. What we do not understand is what shape our extinction is probably going to take. during this available and pleasing ebook, acclaimed author Alok Jha explains the head-spinning apocalyptic technological know-how at the back of 50 scary doomsday situations.

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These students are early adopters of a trend that is likely to grow, and indications suggest that they’re not alone,” says Henry Greely, a professor at Stanford Law School. In a 2008 commentary for Nature, co-authored with a slew of experts in ethics, neuroscience, psychology and medicine, Greely explains that a modest degree of memory enhancement has been found with ADHD drugs such as methylphenidate, as well as the drug donepezil, developed for the treatment of Alzheimer’s disease.

Our species has the unique ability in the history of life on Earth as the first that can remake our world. But we can also destroy it. All too real are the humancaused threats borne of climate change, excess pollution, depletion of natural resources and the madness of nuclear weapons. We tinker with our genes and atoms at our own peril—nanotechnology, synthetic biology and genetic modification offer much potential in giving us better food to eat, safer drugs and a cleaner world. But they could also go wrong if misused.

In July 2009, US president Barack Obama and Russian president Dmitry Medvedev agreed to drop their deployed nuclear arsenal to between 1,500 and 1,675 by 2016. Robock calculated what might happen if this “mother load” of weapons were detonated against urban targets in the US and Russia. Hundreds of millions of people would be killed, and a whopping 180 million tons of soot would be thrown into the atmosphere. Average temperatures would remain below freezing for many years in major agricultural regions.

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