Len Fisher

Recent articles by Len Fisher

What's the sharpest object ever created? © Getty Images

Everyday science

What’s the sharpest object ever created?

When will we have invisibility cloaks like in Harry Potter? © 7831/Gamma-Rapho via Getty Images

Future Technology

When will we have invisibility cloaks like in Harry Potter?

Are humans the only species that need haircuts? © Getty Images

Are humans the only species that need haircuts?

Why are sumo-wrestlers so fat? © Getty Images

Why are sumo-wrestlers so fat?

Is it possible to find absolute stillness in space?

Do intelligent people have more intelligent children? © Getty Images

Do intelligent people have more intelligent children?

Why do I always feel tired after lunch? © iStock

Why do I always feel tired after lunch?

How long should I wait after drinking four pints before driving? © iStock

How long should I wait after drinking four pints before driving?

Why does one kilogram of feathers have more mass than one kilogram of iron? © Getty Images

Everyday science

Why does one kilogram of feathers have more mass than one kilogram of iron?

What's the oldest lighthouse standing today? © iStock

Everyday science

What’s the oldest lighthouse standing today?

Could we ever study particle physics in a more elegant fashion than just smashing atoms? © Getty Images

Everyday science

Could we ever study particle physics in a more elegant fashion than just smashing atoms?

What endangered animals and plants have been saved? © Getty Images

What endangered plants and animals have been saved?

What is chewing gum made of? © Getty Images

Everyday science

What is chewing gum made of?

Do fires ever happen deep underground? © Getty Images

Do fires ever happen deep underground?