When the asbestos is seen in light near that wavelength, the minerals look darker than those around them.

VOA: special.2009.11.17

Also,darker colors may offer more protection, and natural cotton blocks more than bleached, or whitened cotton.

VOA: special.2010.07.06

They also recorded a song about fallen leaves, darker days and lost love.

VOA: special.2009.11.09

They spend time in tanning beds in hopes to making their skin darker.

VOA: special.2010.07.06

You try hard to keep warm. The days are shorter and darker.

VOA: special.2009.01.26

Its name comes from the design of darker shapes on its hair.

VOA: special.2010.06.22

The days are shorter. It is getting darker earlier each day.

VOA: special.2009.11.09

Keep in mind that wet wool looks darker than it is.

VOA: special.2010.08.02

Darker color clothes are also more likely to attract mosquitoes.

VOA: special.2009.08.19

"We wanted that to be a part of her character,so I think our Nancy is much darker.

VOA: standard.2010.05.04