A little wiser: Fresh or tinned veg?

Science
Fresh vegetables do not always contain more healthy nutrients than tinned ones.

A Little Wiser: How is lightning formed?

Science
Summer also means thunder and lightning. How do they happen, actually?

A little bit wiser: Can water go bad?

Science
Bottles of water have an expiry date. But can water actually go…

A little wiser: Is a detox good for your body?

Science
Detoxes, cleanses, juice fasts… Are these really so healthy?

A little wiser: How healthy is decaf?

Science
Decaffeination actually improves the taste and toxic fungi grow less easily.

A Little Wiser: Why do men develop beer bellies?

Science
A beer belly is more common among men than women. Why?

A Little Wiser: Why are bird droppings white?

Science
Resource dropped the question to Ingrid Tulp, researcher at Wageningen Marine Research.

A little wiser: Do dogs wag their tails because they are happy?

Science
Not always. It's an expression of excitement (positive or negative) or conflict.

A little wiser: Does waste sorted for recycling end up on the dump?

Science
Is there any point in sorting your rubbish?

A little wiser: Why do some birds migrate south in winter?

Science
Some birds migrate south, some not. What's the decisive factor in this?