Recent observations had suggested that 2 of the 4 spiral arms hold most of the older stars in the Milky Way galaxy.

VOA: special.2009.01.20

The new information also adds to astronomers' understanding of our galaxy's spiral arms.

VOA: special.2009.01.20

Some are spiral galaxies like the Milky Way and Andromeda.

VOA: special.2009.04.29

World markets continue their downward spiral as investors try to gauge the direction of the global economy.

VOA: standard.2010.05.25

Analysts warn Turkey could be on the verge of again descending into a spiral of violence.

VOA: standard.2010.06.17

"If we go into a protectionist downward spiral, we are lost,".

VOA: standard.2009.04.15

But the threat of terrorism, according to former Yemeni prime minister Abdul Karim al-Iryani, is equally part of the downward economic spiral causing anger on the streets of Sana'a.

VOA: standard.2010.04.20