Some parts of the sea are saltier than others. The Atlantic Ocean for example has two huge deserts of extra salty water. To see which parts are saltier than the other, NASA's Aquarius instrument aboard Argentina's Aquarius/SAC-D spacecraft released the first year of data.
You can see it in the image above, red and orange areas are very salty, while green and blue areas are less so.
Like sleeping alone but like the warmth of another human being to cuddle? Then you're in luck because Thanko's Raremono shop is selling a perfectly-heated, 36 °C warm body pillow for you to hug. Read more
Not many people understand how a mechanical camera works, but the concept is just this - its metal shutter passes over the lens to allow light to enter the moment the shutter button is pressed. The Slow Mo Guys decided to show off just how fast this process is. Read more
If natives had this laser assisted blowgun, things would be very different. For one, accuracy would improve a whole lot, making things way too scary. Here's how you can build one. But be warned: this is dangerous! Read more