The extension service says the best formation happens when the soil is between fifteen and twenty-one degrees Celsius.

VOA: special.2009.03.10

Jill Mikucki led the team of scientists who explored an area under an ice formation called Taylor Glacier.

VOA: special.2009.06.03

For example, genes direct formation of the fetus's brain at set times in a woman's pregnancy.

VOA: special.2010.03.23

Another study found that aspirin blocks the formation of blood vessels that feed cancer growth.

VOA: special.2009.10.20

At the base of the hair root is a small ball-like formation called a bulb.

VOA: special.2011.04.05

The study showed that this may decrease formation of heterocyclic amines, also known as HCAs.

VOA: special.2010.06.01

This time,scientists hope to learn more about the formation, wind speed and shape of tornadoes.

VOA: special.2009.06.09

Another hike is a twenty-two kilometer walk that ends at an unusual rock formation.

VOA: special.2009.04.15

But they say the land formation continues to change slowly over time.

VOA: special.2009.04.15

This rock formation is made of white-gray quartzite, a kind of sandstone.

VOA: special.2009.07.20

The result of this would be the formation of new species.

VOA: special.2009.02.25

The tests showed it was four hundred years older than the Stonehenge formation in England -- and a thousand years older than the Great Pyramid of Giza in Egypt.

VOA: special.2010.08.03

Another interesting formation is called the Upheaval Dome.

VOA: special.2009.04.15

Aguinaldo declared the formation of a Philippine republic.

VOA: special.2010.07.29