Science

Questions and Answers

From and until when was the name ‘Abyssinia’ for Ethiopia used internationally?

In the past, Ethiopia was usually referred to internationally by the exonym 'Abyssinia'. Also at the League of Nations. The name is...
Corey Houghton -
Questions and Answers

Is the NDB, a 28,000-year battery made from nuclear waste encased in diamonds credible?

A Californian company is developing a battery that will last 28,000 years and that generates its own electricity (and therefore does not need to...
Corey Houghton -
Questions and Answers

Is the Mona Lisa based on Da Vinci?

My son read on the internet that Mona Lisa would actually be a portrait of Da Vinci. Is this right? Asker: Vince, 9 years old Answer The...
Corey Houghton -
Questions and Answers

What is the best way to shuffle a deck of playing cards?

In games with playing cards, you are usually asked to shuffle the cards beforehand. What is the most efficient technique to get this...
Corey Houghton -
Questions and Answers

Is skin cancer hereditary?

A friend of mine has a father who had skin cancer, a malignant mole called melanoma. Now her parents don't allow her to...
Corey Houghton -
Questions and Answers

Why does beer foam up more when you add a tea bag to it?

Beer is a carbonized liquid with a foam layer on top. How come this liquid starts foaming even more when solid particles (eg...
Corey Houghton -
Questions and Answers

Can a bridge collapse if a group walks over it in cadence?

And if so, how come? Asker: elly, 61 years old Answer Dear Elly, Yes, that's possible. That is why soldiers are instructed to step over a bridge out...
Corey Houghton -
Questions and Answers

Does the present exist?

The past no longer exists. The future does not yet exist. The present is the intersection between past and future. Does...
Corey Houghton -
Health & Medicine

Go right: That’s how it really works

Walking correctly needs to be learned - because an incorrect gait pattern can quickly lead to pain and orthopedic problems. We tell you...
Willy Lewis, M.D. -
Health & Medicine

Are protein bars actually healthy?

Are protein bars healthy? According to many fitness companies, the answer is yes. The bars should provide us with high-quality protein and...
Willy Lewis, M.D. -
Health & Medicine

Sport in the heat: What is possible and what is not

Exercising in the heat is very tiring for your body and can be dangerous for your health. Nevertheless, there are sports that are...
Willy Lewis, M.D. -
Health & Medicine

Synthetic mouse embryos grown

Laboratory grown and natural mouse embryo. © M. Zernicka-Goetz if(document.documentElement.clientWidth<=1220){ //var divAdtile1 = document.getElementById("iqadtile1-wrapper"); var divAdtile3 = document.getElementById("iqadtile3-wrapper"); //var...
Willy Lewis, M.D. -
Astronomy

CO2 detected in the atmosphere of an exoplanet

This is what the exoplanet WASP-39 b could look like. © NASA, ESA, CSA, Joseph Olmsted (STScI) ...
Ashton Edwards -
Health & Medicine

Parkinson’s detected by breathing pattern

A wall-mounted device can capture a sleeper's breathing patterns at night to be analyzed by artificial intelligence for the signatures of Parkinson's disease. ...
Willy Lewis, M.D. -
Health & Medicine

There are reasons why dancing makes us happy

Numerous scientific studies show that dancing can make you happy. Here you can find out exactly why rhythmic movement is so good for us. Dancing...
Willy Lewis, M.D. -
Earth & Climate

Garden dormouse: The city as a last resort

A garden dormouse in the forest. © Kerstin Hinze if(document.documentElement.clientWidth<=1220){ //var divAdtile1 = document.getElementById("iqadtile1-wrapper"); var divAdtile3 = document.getElementById("iqadtile3-wrapper"); //var...
Ashton Edwards -
Health & Medicine

Hard Water: Should You Drink It?

It doesn't look pretty in a glass - but can it also be dangerous to drink hard water? We'll tell you everything you...
Willy Lewis, M.D. -
History & Archaeology

Seasonally dated destruction

View of the excavation area with the remains of the city of Nysa-Scythopolis. © German-Israeli Tell Iẓṭabba Excavation Project ...
Alan Cannon -
Health & Medicine

Neurostimulation improves word memory

A subject undergoing brain stimulation. ©Robert Reinhart if(document.documentElement.clientWidth<=1220){ //var divAdtile1 = document.getElementById("iqadtile1-wrapper"); var divAdtile3 = document.getElementById("iqadtile3-wrapper"); //var divAdtile1Mobile =...
Willy Lewis, M.D. -
Health & Medicine

Through self-reflection to more self-confidence and mental health

Summer is the season when most people go on vacation. When the hustle and bustle of everyday life falls away, relaxation spreads and...
Willy Lewis, M.D. -
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