It saves him money and so boosts his profits. The local solar powered oven was developed by entrepreneur Carolyn Olang. She saw an opportunity in the market for such an invention. In sub-Saharan ...

Donald Trump states that Russia 'will agree' to 30-day ceasefire with Ukraine Jeremy Clarkson ‘reuniting’ with Richard Hammond and James May for new show months after the ‘end’ of their ...

The best multi cookers are an all-in-one cooking savour that can quickly turn out (almost) any meal you want. Multi cooker is a term slapped onto all sorts of cooking appliances these days. However, ...

Ctrl + Alt + I to invert colors. Ctrl + Alt + F to switch to full-screen mode. However, the magnifier has this mode by default. Ctrl + Alt + L to switch to lens mode. Ctrl + Alt + D to switch to ...

The interchangeable-lens concept is currently a prototype Realme is offering a 73mm portrait and a 234mm telephoto lens The company also previewed a voice-based image editing feature ...

\(power \ of \ a \ lens \ (D) = \frac{1}{focal \ length \ (m)}\) A lens has a power of -3.33 dioptres. Calculate the focal length and state what type of lens it is.

Now, I keep a dedicated rice cooker in my kitchen and I can see why they’re a must-have for so many. They excel at making plump, perfectly cooked grains. They can either be incredibly simple ...

a lot of us don’t have that luxury and instead must rely on magnifying glasses and loupes. [Mauro]’s project for the Hackaday Prize makes wearing these loupes and lenses even easier by adding ...