Mohan Goveas

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How love and heartache affect the body

Falling in love – and suffering a broken heart – have some powerful effects on the body.<p>“Love is the drug” sang Roxy Music back in the early 1970s, and it turns out Bryan Ferry and team were on to something.<p>When you fall in love, the same areas of your brain affected by alcohol or drugs like …

Is recess the most important class of the day?

Recess is more than just a chance for kids to burn off some pent up energy.<p>A new study shows a high-quality recess program can engage students in …

Teaching

Does eating eggs and spinach make you more generous?

Researchers have discovered that tryptophan, a compound found in certain foods, makes people more likely to donate money<p>When you’re hoping to borrow money off someone, cooking them a nice meal before you get down to business is always a good idea. But choose your ingredients carefully – because it …

How to Make Difficult Conversations Easy: 7 Steps From a Clinical Psychologist

Someone is screaming in your face at the top of their lungs. Or ranting angrily and you can’t get a word in edgewise. Or maybe they’re sobbing so …

Self-help

Food Psychology: How To Trick Your Palate Into A Tastier Meal

What makes the perfect meal?<p>Most of us might envision a specific dish, or a certain ingredient — a fine steak cooked medium-rare, grandma's chicken curry or mom's hearty ratatouille.<p>Charles Spence thinks about the food, for sure. But he also thinks about everything else: the color and size of the …

Ice XVI Is the Strangest Form of Solid Water Yet

The sixteenth phase of solid H2O has arrived.<p>Water ice, the unlikely solid that is less dense than its liquid form, is already a thing that should not be. As temperatures drop below freezing, water molecules form super-resilient hexagonal crystals, leaving a material that is technically …

Scientists Are More Creative Than You Might Imagine

But original thinking could be declining among students because of the growing emphasis on test-taking in schools.<p>Scientists don’t usually have a reputation for being very creative. They have to adhere to the scientific method, use statistics and data, and carefully measure their results—activities …

Could mirrors reduce the need for air conditioning around the world?

Scientists working at Stanford University have developed a mirror that could replace air conditioners as the easiest and most efficient way to cool down buildings. The mirrors work by not just reflecting 97 percent of light away from buildings, but also by collecting heat energy and reflecting it …

Scientists create lab-grown spinal cords

Photograph: RIKEN CDB<p>276<p>http://static.guim.co.uk/sys-images/Guardian/Pix/pictures/2014/11/26/1417001524832/97ca2784-409e-4ef2-a284-5e7bd4a3cc0f-460x276.jpeg<p>460<p>Photograph: RIKEN …

What’s the secret to holding your breath?

Some can manage five minutes, others barely one. But the trick to holding your breath is actually rather surprising<p>How long can you hold your breath? I’m trying it right now. The first 30 seconds are easy. I’m ready to give up at 45 seconds but I push on through, and it seems to get easier for a …

Live longer? Less sex, more greens

A slow pace of life, including reduced reproductive rates and a plant-rich diet, can increase the lifespans of lizards and snakes<p>Less sex and eating more greens has been found to lead to a longer - if not necessarily more enjoyable - life in reptiles.<p>Researchers discovered that a slow pace of life, …

Electrochemical cell converts waste heat into electricity

Picture a device that can produce electricity using nothing but the ambient heat around it. Thanks to research published in the <i>Proceedings of the</i> …

Major brain pathway rediscovered

A massive white matter tract at the back of the brain, overlooked for the past century, might be crucial for skills such as reading.<p>A team of neuroscientists in America say they have rediscovered an important neural pathway that was first described in the late nineteenth century but then …

US Navy puts its first laser weapon into service

It's official: the US Navy has entered the future. Vice Admiral John Miller tells <i>Bloomberg</i> that the USS Ponce, an amphibious transport, has been using the Navy's Laser Weapon System (LaWS) in the Persian Gulf since late August. The high-tech arsenal is no threat to larger vessels, but it's …

Barcodes, bank cards and digital TV: the secret numbers that run our lives

Millions of numbers and patterns keep our data safe and make our gadgets work – we just don’t know about it<p>Here is a quick quiz of three questions that you will get wrong. Don’t worry, everyone gets them wrong. But try to be the least amount of wrong possible, and write down your gut estimations:<p>• …

You're Getting Dumber as You Age: Here's How to Slow the Decline

A healthy brain processes information as a wave (via electrical impulses) and as a particle (via the brain chemicals) at a fast pace along the neuronal highway. Think of "the wave" that goes around a sports stadium during a football game. Every person in the stadium represents a single cell in the …

Researchers Make One-Atom-Thin Electrical Generator

Super-thin material could turn clothing into a power source<p>How thin can an electrical generator possibly be? Thanks to a study published yesterday in Nature, the answer is about as thin as possible. Using molybdenum disulfide, researchers from the Georgia Institute of Technology and Columbia …

Sugary soft drinks may be linked to accelerated DNA ageing

Research finds that people who reported drinking 350ml of fizzy drink per day had DNA changes typical of cells 4.6 years older<p>Consumption of sugary soda drinks such as cola and lemonade may be linked to accelerated DNA ageing, say researchers who have studied the impact of the drinks in more than …

Risky behavior by teens can be explained in part by how their brains change

Teenagers can do the craziest things. They drive at high speeds. They stand around outside loud parties and smoke weed in front of cops. They guzzle liquor. They insult their parents — or lie to them — and feel no remorse, because, of course, their parents are idiots.<p>It is easy to blame peer …