Ask the expert

Twenty-five years ago, two American psychologists identified a puzzling phenomenon: the less people know and understand, the more they overestimate their knowledge. Today, this cognitive bias is known as the Dunning-Kruger effect.

How long does a second last? Who determined the length of a meter and the weight of a Kilo? How were the units that we use to measure weight and distances determined?

While the existence of telepathy remains unproven, many events that appear to suggest mind-to-mind communication may have more straightforward psychological explanations.

Many factors can distort our perception of time. But how does the brain process its passage, and what are the physiological and psychological consequences of this perception?

Why do humans crave touch? How does physical contact influence our health and well-being? And what can its evolutionary story reveal

The charge percentage displayed on our devices’ batteries is a key indicator of their performance. But how is this figure determined?

Recent research suggests that the Eastern Mediterranean region is likely to experience fewer rainy days in the future, accompanied by more intense rainfall during each event. What fundamental scientific principles help explain these projected changes?

Three main factors have contributed to the breaking of heat records again this year: human activity, the configuration of the continents, and the El Niño phenomenon. Of these, only the first is within our control.

How can a bomb penetrate a layer of concrete or burrow deep into the ground before detonating? It involves a combination of advanced physics, some chemistry, and quite a bit of technology.

The five layers of the atmosphere and their gas composition are essential to our existence, just like the air we breathe.

Do Women Really Feel Colder Than Men? What Does the Research Say?

Standing or sitting? Cyclist body position during sprints could be key to success

The environmental conditions in the sky are responsible for quite a few strange phenomena in planes

Not all people have conversations with themselves, but those who do seem to benefit from it

If the universe is infinite and filled with shining stars, we might expect a continuously bright sky. Why then is it dark at night?

Simone Biles pushes human capabilities to the limit. Can advanced machines challenge human boundaries?

How can we ensure our skin and hair stay healthy during bathing?

White, yellow, or maybe even black? Simple questions to physicists often yield complex answers.

Amnesia is a general term for memory loss, caused by physiological or psychological factors. What do we know about it?

Many adorn their bodies with tattoos. What happens during tattooing? Are there risks, and how does the immune system respond?

The fight against global warming aims to cap the temperature increase at two degrees Celsius. But where did this target come from?

What essential information do you need about blood type before receiving a transfusion to ensure it doesn’t endanger your life?

Freud’s concept of the subconscious mind lacked a scientific basis, yet modern brain research identifies phenomena that align with its principles.

One of the most essential concepts for understanding physical reality is also one of the most difficult to define