No electricity, no bulb, no wiring. Just water, a splash of bleach and a hole in a roof tile. The post During A Blackout In ...

Created in Brazil and spread globally by the MyShelter Foundation, this eco-friendly alternative uses solar refraction in PET ...

While not a dangerous phenomenon in itself, understanding the conditions that create a sunspin can provide insight into the complexities of our atmosphere. The illusion isn't a true spinning of the ...

This TikToker's low-effort DIY fly deterrent is doing numbers on social media. Light plays a role in why it may help to keep ...

The vision system has weakness that present themselves to pilots in the form of visual illusions. [Courtesy of the FAA] In ...

What You Will Gain from This Article・ Introduction of a physical consistency evaluation method that does not use ...

If there are multiple rainbows lined up, did the light reflect inside the raindrops multiple times?If you decide that based ...

A landmark analysis of 28 European population-based cohorts shows myopia prevalence more than tripled across ...

What a difference a decade can make.  Less than a year after I began writing this blog in September 2011, I wrote a post suggesting that – in ...

Given the precision with which he had to operate in his work, he grew tired of the situation and set out to put an end, at ...

In a country where 80.5% of high school students are myopic, Linco's older son just started tenth grade with normal ...

Radiant energy flowing around sunspin unlocks incredible photographic potential. The art of photography is constantly ...