Tasting Table on MSN

When Gas Stove Flames Turn Orange, How Long Is It Safe To Keep Cooking?

When you turn on your gas stove, you're expecting to see blue flames ... but what should you do if those flames come out orange? Is it safe to cook at all?
Galaxies on MSN

In the absence of gravity, flames appear to be spherical

The experiment shown here was carried out on the International Space Station to see how combustion happens in a 0g ...