Christopher Keating

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The Science of Near-Death Experiences

Empirically investigating brushes with the afterlife<p>Near-death experiences have gotten a lot of attention lately. The 2014 movie <i>Heaven Is for Real</i>, about a young boy who told his parents he had visited heaven while he was having emergency surgery, grossed a respectable $91 million in the United …

Hard Feelings: Science’s Struggle to Define Emotions

While it's possible for researchers to study facial expressions, brain patterns, behavior, and more, each of these is only part of a more elusive whole.<p>When Paul Ekman was a grad student in the 1950s, psychologists were mostly ignoring emotions. Most psychology research at the time was focused on …

Changing Food By Changing Its pH

The power of alkalinity<p>In the kitchen, we're much more familiar with acids than we are with alkaline ingredients. Acids include vinegar, lemon juice--all kinds of things that we use to brighten foods or add sourness. Acid ingredients are also found in everyday fermented foods, like yogurt. …

Bread

This Robot Can Make You Feel Like There's A Ghost Behind You

Ever feel another human “presence” nearby? It may just mean your brain is confused.<p>You’re all alone in a room, when all of a sudden your senses start tingling. Though you can’t hear or see anyone around, you have this indescribable perception of a human presence lurking nearby. It just <i>feels</i> like …

How to Buy Food: The Psychology of the Supermarket

From the layout to the little old lady who hands out samples, we explain the psychological tricks the supermarket uses to get you to buy food you don't want<p><i>This is the first part of a two-part series on how to get the most of your supermarket-shopping experience. Part One discusses how supermarkets</i> …

Columbia University

This is what your brain looks like on magic mushrooms

A new way of looking at brain activity may give insight into how psychedelic drugs produce their consciousness-altering effects.<p>In recent years, a …

Make your own memories: one day you’ll be able to replace the bad ones with good ones

Be careful what you wish for. That’s what Joel, played by Jim Carrey, discovers in Charlie Kaufman’s 2004 film <i>Eternal Sunshine of the Spotless Mind</i>, when he asks a memory-erasure company, Lacuna Inc, to excise the recollections of a painful breakup from his mind. During the procedure, Joel realises …