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Time to refresh your résumé? Here's what to do. Perception puzzles, Visual Perception, Optical illusions and Paradoxes. This page illustrates that our visual perception cannot always be trusted.

Perception puzzles, Visual Perception, Optical illusions and Paradoxes

The components of an object can distort the perception of the complete object. Our mind is the final arbiter of truth. Most optical illusions are the result of 1) incongruent design elements at opposite ends of parallel lines, 2) influence of background patterns on the overall design, 3) adjustment of our perception at the boundaries of areas of high contrast, 4) afterimages resulting from eye movements or from kinetic displays, or 5) inability to interpret the spatial structure of an object from the context provided by the picture. The Parthenon Optical illusions have been studied for millenia. Perpetually ascending staircase. The red squares are the same color in the upper part and in the lower part of the "X" The diagonal lines are parallel.

There are no gray spots at the corners of the squares. Stairway between corners of a flat square. The rows of black and white squares are all parallel. Impossible triangle. Mark Jenkins // Glazed Paradise. Besançon Rome Rio de Janeiro Tudela London Dublin Moscow Winston-Salem Seoul Royan Bordeaux Puerto del Rosario Barcelona.

Mark Jenkins // Glazed Paradise

10 places to move abroad and extend your life. Throughout history, people have been intrigued by legends of societies where residents thrived well past 100 years old.

10 places to move abroad and extend your life

Today, there is skepticism whether any such place exists, but health scientists do scour the globe in search of medicinal remedies and other lifespan enhancements. In fact, many “pockets” around the world have been identified as “Blue Zones,” where locals enjoy high quality of life and health in old age. While failing to offer one “secret,” these regions share community factors such as diet, social integration, activity level, and outlook on life. While genetics plays a role in how long we live, researchers believe lifestyle factors account for 75% of our longevity. 1. Japanese rank high in lifespan studies, but Okinawans boast exceptional health.

Okinawan cuisine, Photo: pelican. The 10 best treks in the world. These 10 classic treks are for serious walkers.

The 10 best treks in the world

All of them require a sturdy pair of lungs, fit legs and a good amount of preparation. However, if you choose to go on any of these trails then you will be rewarded with experiences that last a lifetime. In no particular order: 1. GR20, France Image by Jean-Baptiste Bellet This demanding 15- day (168km, 104mi) slog through Corsica is legendary for the diversity of landscapes it traverses. 2.

Image by funkz This 33km (20mi) ancient trail was laid by the Incas and is currently traversed by thousands each year. The Traveller’s Medicine Cabinet: 5 Essential Drugs for the Road. While out roving you aren’t always (or even often) anywhere near a hospital or pharmacy.

The Traveller’s Medicine Cabinet: 5 Essential Drugs for the Road

But, if you pack these nutritional supplements and natural medications wherever you go, you’ll be able to cope just fine. #1: Kratom The Situation You’re hiking the Appalachian trail in the dead of winter. It’s freezing cold, the terrain is rough, and you’ve got another four hours of trudging through the snow before you reach your destination for the night.

Suddenly the worst happens; your boot gets caught between two rocks, you lose your footing and tumble to the ground, wrenching your ankle in the process. . © Miserlou What It Is A leafy green plant grown mainly in Southeast Asia. Uses First and foremost, Kratom is a powerful painkiller similar to Morphine or Opium. Side-Effects Kratom is mildly addictive, about on par with caffeine. Forms. The world's great adventure towns. Kathmandu, Nepal Situated at approximately 1,400metres above sea level, Kathmandu sits in a bowl-shaped valley in central Nepal, bordered by four hills: Shivapuri, Phulchowki, Nagarjun and Chandragiri.

The world's great adventure towns

Nepal boasts eight out of the ten highest peaks with a further 268 open for mountaineering. At 8,848meters, Everest is the highest, and Kathmandu is the ideal start point for this venture. If you don’t fancy attempting the peak, then trek to Everest base camp and visit the Thyangboche monastery on route. If you want to attempt a peak then Kala Pattar, at 5545 meters, is an accessible alternative. More information: Nepal: Readers' tips. The world's great adventure towns. Valdez, Alaska Home of the World Extreme Skiing Championships and Ice Climbing Festival, Valdez in Alaska is the place for adventurous winter pursuits.

The world's great adventure towns

With more than 300 inches of snow annually, the town has an established reputation for great powder. Visitors can try downhill or cross country skiing, snowboarding, snowmobiling, dog sledding and ice climbing. For unspoilt scenery explore the Colombia Glacier by kayak. If this is too sedate, experienced skiers should try Heli-Skiing in the Chugach Mountains More information: Alaska: Sharing a wilderness with the grizzlies Extreme off-piste skiing in pictures.

23 incredible new technologies you’ll see by 2021. Gear : Design Magazine. Explanation: How Brain Training Can Make You Significantly Smarter. Custom formulae. Untitled Document. Cool ideas for your apartment.