Chemistry
Try This at Home: The Chemistry of Fresh Cheese
You can make cheese at home with some milk and a little bit of chemistry. Here's how.
Post on May 16, 2012 by Melissae Fellet from QUEST Northern California
The (Dog's) Nose Knows: Sensor Mimics Canine Sniffing Cells For Smells
Dogs have an amazingly sensitive sense of smell that allows them to find lost people, illegal drugs and even floating whale poop. A new sensor uses the same principles to sniff out rotten food.
Post on May 02, 2012 by Melissae Fellet from QUEST Northern California
Metal Materials, Cold Could Have Contributed to the Titanic’s Demise
One hundred years after the sinking of the Titanic, questions still abound about what really caused the ship to go down. Two theories say the physical properties of the ship’s metal hull or the composition of the iron rivets could have worsened the damage when the ship slammed into the iceberg.
Post on Apr 18, 2012 by Melissae Fellet from QUEST Northern California
The Political Firestorm Inside Your Sofa
To comply with California law, furniture makers treat the foam in cushions with flame-retardant chemicals, up to two pounds of chemicals in an average-sized sofa. Those chemicals can turn up in household dust, blood, and breast milk. But efforts to remove them have been blocked by the chemical industry.
Audio Report on Apr 06, 2012 by Amy Standen from QUEST Northern California
Coffee Flavor By the Numbers
Technology helps home coffee drinkers analyze and automate their morning brew so that everyone can brew the same artisanal cup of coffee each day.
Post on Apr 04, 2012 by Melissae Fellet from QUEST Northern California
Brewing the Perfect Cup of Coffee
The science of brewing coffee includes scales, thermometers and trained taste buds. And like any good experiment, it requires a bit of flair too.
Post on Mar 21, 2012 by Melissae Fellet from QUEST Northern California
Flower Blooms In Your Tea Cup? It's Water Absorption as Entertainment
Every time I drive from the South Bay to the East Bay, I pass the Numi tea factory and start to crave a hot cup. I love tea–the ritual of heating and pouring the water, the warm mug in my hands and the slow sipping as it cools–and Numi makes some of my favorites.
Post on Mar 13, 2012 by Danna Staaf from QUEST Northern California
Try This at Home: Invisible Ink
Many invisible ink recipes from the Revolutionary War and World War I used chemicals commonly found in labs. Write your own secret messages using ingredients in your house.
Post on Mar 07, 2012 by Melissae Fellet from QUEST Northern California
Chocolate Tasting in the Name of Science!
Chocolate scientists study everything from the disease resistance of cacao trees to the health benefits of the finished product. But they shy away from one critical question: which chocolate tastes best?
Post on Feb 14, 2012 by Danna Staaf from QUEST Northern California
Smitten Ice Cream: Old Fashioned Ice Cream in Sixty Seconds
When I have guests visiting, I make sure that one of the local stops is Smitten. The ice cream is made to order only using the freshest local ingredients and it is frozen within 60 seconds using liquid nitrogen.
Post on Feb 01, 2012 by Cat from QUEST Northern California
Got Science on the Brain? Come Blog with QUEST
Got science on the brain? Come blog with us. KQED’s QUEST is looking to add new voices to our blog, which already offers commentary from our producers, reporters, and several writers from science organizations in our region. pply by February 1st.
Post on Jan 02, 2012 by Craig Rosa from QUEST Northern California
Top KQED QUEST Stories of 2011
From hackerspaces to banana slugs, flying telescopes to cheese – it's been a quite a diverse year of storytelling here at QUEST. Here's a round-up of the top 10 video and audio stories and blog posts that you've enjoyed from the past year.
Post on Dec 21, 2011 by Jenny Oh from QUEST Northern California
'Tis The Season for the Science of Holiday Lights
Learn about the science of holiday lights with Discovery Street Tours in December.
Post on Dec 15, 2011 by Cat from QUEST Northern California
Building a Better Hose
Depending on the atoms used and their arrangement, engineers and chemists use polymers to create almost anything from a soft toothbrush bristle to a tough bullet-proof vest.
Post on Dec 07, 2011 by Toivo Motter from QUEST Ohio
Why I Do Science: Danielle Reed
If you can't abide Brussels sprouts and broccoli, your genes may be to blame. Geneticist Danielle Reed of the Monell Chemical Senses Center in Philadelphia studies differences in our perception of taste and smell. A small blip in DNA might determine if you're bitter blind or have a sweet tooth.
Video on Nov 15, 2011 by Taunya English from QUEST Philadelphia
"Looking Up" – studying comets with the JUNO mission
Herbert Mehnert a Cline Scholar at the Pisgah Astronomical Research Institute spent his summer researching Comet Photometry and Morphology. Herbert was introduced to PARI by one of his college professors and jumped at the opportunity to work at the former NASA research institute.
Slideshow on Nov 08, 2011 by Colleen Vasu from QUEST North Carolina
What's in a Clay? Finding the right minerals for Salt Glaze Pottery
Check out this Google map that shows clay minerals found around the U.S. and world that are commonly used in pottery.
Post on Oct 27, 2011 by Colleen Vasu from QUEST North Carolina
Science on the SPOT: The Science of Salt Glaze Pottery
The art and science of salt glaze pottery requires skills and techniques acquired over generations of trial and error. Ben Owen III combines his family’s experiential knowledge of ceramics and additional scientific knowledge to create and improve his unique works of art.
Video on Oct 27, 2011 by Colleen Vasu from QUEST North Carolina
The Bay Area Science Festival Begins
The Bay Area Science Festival, a 10-day celebration of science, starts this week. There are over 50 exciting events throughout the Bay Area, including hikes, lectures, and concerts.
Post on Oct 24, 2011 by Jennifer Skene from QUEST Northern California
QUEST Lab: Engineering Fire
In a dark lab at Lawrence Berkeley National Laboratory, engineers and mathematicians are developing new burners and studying different flames in hopes of better understanding the power of fire and how to make the most efficient flame possible.
Video on Sep 27, 2011 by Chris Bauer from QUEST Northern California
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