The new study shows that happiness spreads through social networks like an emotional virus - a virus people would be happy to catch.

VOA: special.2009.01.21

Scientists are not sure how Buruli ulcer disease spreads or even how it develops in nature.

VOA: special.2009.04.06

This behavior spreads from one person to another, along with the emotion responsible for it.

VOA: special.2009.12.22

Brown streak also spreads if farmers sell or give away cuttings of infected plants.

VOA: special.2010.06.08

The loneliness spreads as neighbors who were close friends now spend less time together.

VOA: special.2010.01.06

The study also found that loneliness spreads more easily among women than men.

VOA: special.2010.01.06

Throughout history, the language spoken by a powerful group spreads across a civilization.

VOA: special.2009.12.02

It spreads through contact with blood and other bodily fluids.

VOA: special.2009.02.23

The researchers did not study how loneliness spreads.

VOA: special.2009.12.22

"It is crucial that national authorities do not rush to give information on source of infection which is not proven by bacteriological analysis, as this spreads unjustified fears in the population all over Europe, and creates problems for our food producers selling products in the EU and outside of the EU."

VOA: special.2011.06.10

Hundreds of thousands of people used to get polio, a virus that spreads as easily as the common cold.

VOA: standard.2010.08.02

As jazz spreads cheer throughout the world, closer to home jazz continues to grow on satellite radio.

VOA: standard.2009.12.25

But crews try to collect it before it spreads to other areas.

VOA: standard.2010.06.01

Chan notes no one can predict what will happen later in the year when the southern hemisphere enters its influenza season and the virus spreads more rapidly throughout the population.

VOA: standard.2010.01.18

If you look at it long enough, it is a word that opens and spreads out, makes a circle of a far horizon, a word on which rain can fall and dimple or sweep across in lashing gusts and leave unperturbed, a word that is calm enough to look at, almost lulling, but also hints at holding unreckonable power."

VOA: standard.2010.08.04