It”s just about official. Summer 2016 is almost over. The Autumnal equinox is coming. Feel that brisk autumn air? Autumn officially begins in the northern hemisphere of this little blue planet on Thursday September 22 at 10:21 a.m. EDT. You (true) southerners will be starting Spring!
More Science Matters
The Norfolk area of Virginia has been in the spotlight for some time now. Our coastal areas have been making news because they are experiencing the fastest sea level rise on the East coast. These issues may seem small now, but they hold very serious consequences in the near future. We can’t quite reverse the trend in our neck oft he woods, but we can prepare and make proper plans for the future of our state based on the data provided by climate experts.
Sometimes we hear big news when things change. For example a sports team may get a new coach or a spacecraft may complete its mission. Sometimes things stay the same, but our understanding of them changes. Pluto has not changed any, but our understanding of it sure has. Similarly our understanding of something here on Earth recently changed, giraffes.
Winemaking requires a delicate balance of agriculture, biology and chemistry. Physics and engineering also have roles in producing good bottles of wine.
Wine is the fermented juice of grapes or other fruits. Grapes contain two types of sugar, glucose and fructose, and other chemicals like tartaric acid, malic acid and amino acids. This gives grapes the right balance of chemicals to help preserve the wine and make it taste good.