Liesbeth Schellekens

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How to know if you're sleep deprived, even if it doesn't feel like it

How to tell if you're sleep deprived, even if it doesn't feel like it. Following is a transcript of the video.<p><b>1. You're craving sugar and carbs</b><p>Lack of sleep produces a hormone called ghrelin. Ghrelin makes you hungry for fatty and sugary foods.<p>It's also harder to stop eating. Leptin, the chemical …

Disney Revamps Online And In-Store Retail To Boost Customer Experience

Long before customer experience became the rage, Walt Disney espoused the importance of it in everything that he created. His successors are following his lead, announcing this week that they are adding a new and improved online shopping experience and interactive, personalized experiences in …

What It’s Like To Live With A Robotic Third Thumb

“After a while of wearing the thumb, I do feel like something is missing after I take it off.”<p>Mankind’s greatest advantage over the rest of the animal kingdom isn’t just its larger brain. It’s another, smaller evolution, shared with but a few primates, that has allowed humans to master tools that …

We finally know how your tongue tells your brain what you're tasting

They used to keep you alive, but now they just give you a sweet tooth.<p>What makes candy taste sweet and coffee taste bitter, and not the other way around? In a study published this week in <i>Nature</i>, researchers identified the secret ingredient that keeps our tastes distinct.<p>We already knew two parts of …

Memories of fear could be permanently erased, study shows

Research in mice reveals a new approach to wiping memories from the brain, demonstrating that specific memories can be weakened or strengthened<p>The eternal sunshine of a spotless mind has come one step closer, say researchers working on methods to erase memories of fear.<p>The latest study, carried out …

The Brain

People who hear voices in their head can also pick up on hidden speech

The secret to both might lie in how our brains experience the world<p>Serial killer David Berkowitz, also known as the “Son of Sam,” famously claimed that he heard voices in the form of a dog telling him to commit murder. But hearing voices isn’t necessarily a sign of psychosis. In fact, according to …

Wellbeing enhanced more by places than objects, study finds

Research using brain scans finds people experience feelings of contentment from places more than from objects such as photographs or wedding rings<p>The poet WHAuden is credited with first coining the word “topophilia” to describe a strong emotional pull to a special place.<p>Now scientific research, …

National Trust

Your memories are less accurate than you think

How do police extract eyewitness accounts they can trust?<p>Earlier this year, the Air Force Office of Special Investigations reported that a cold case of nearly 14 years had finally been cracked. In 2015, a woman who was attacked by her Air Force instructor in 2000 had been able to describe a family …

How Video Games Scare Us (And Why We Like It)

Some people just like to be scared.<p>Related<p>Memory, Family, Death: A Chat With the Creator of 'What Remains of Edith Finch'<p>Part walking simulator, part …