Knowledge Hub for curious people

Although there is no magic formula for quitting smoking, many smokers and those close to smokers wonder about the real and verifiable benefits of quitting. Yet, so often misunderstood and even underestimated, these benefits are extremely numerous, and some appear even after only a few days of cessation!

During the day, the sand of the dunes of the Sahara is hot. It would be best if you had good shoes and covered yourself from head to foot, to avoid burning in the sun. But as soon as the night falls, the temperature drops: the sand is a bad heat transfer medium. It quickly sends back the energy accumulated during the day towards the space. Here are some details on this amazing thermal amplitude.

In cryptocurrency, it's common to hear about coins and tokens. What do they mean? Why these two terms? Are they the same concept?

Suppose you still think that the light emitted by your lamps, computers, and other devices is the reason why mosquitoes manage to find you. In that case, it's time to get rid of that misconception and take a closer look at what science tells us.

Our planet Earth rotates around itself without our knowledge. The repercussions of this rotating movement, on the other hand, are numerous. And if it were to slow down or stop, it would drastically alter our planet's appearance.

In winter, the temperature felt in the wind drops sharply compared to a sheltered area. This is due to thermal convection, which also applies to an ordinary fan.