John Dalton was born in 1766 in Cumbria ... and his work on colour blindness inspired many further studies. The scientist will then test their hypothesis. They do this by carrying out an ...

I SHALL be glad if any readers of NATURE can assist me in tracing the present whereabouts (if still in existence) of three original photographs of Dr. John Dalton. These were taken in Manchester ...

The scientist John Dalton carried out a series of experiments. He concluded that all matter was made of tiny particles called atoms. He suggested that an atom was a tiny solid ball. He published ...