Caffeine in Green Tea
According to the chart on this
website, green tea has 15mg of caffeine for an 8 ounce cup. I didn't think it had any. And regular brewed tea has about 40mg on average. Drip coffee comes in at 115 to 175 mg. The site lists the amount of caffeine in all kinds of soft drinks in addition to tea and coffee.
National Geographic on Google Earth
This
entry on the Google Blog talks about how Google Earth is now integrated with National Geographic content -- both pictures and stories. You just have to enable the National Geographic layers, and you'll see the familiar yellow logo on the map. Zoom in to see pictures and read the stories.
I haven't tried it yet, but it sounds very cool.