Heymatt: If fire extinguishers use carbon dioxide to snuff out flames, why is it that the CO2 in expelled breath doesn’t blow out a fire? In fact, blowing on a hot ember usually causes it ...
Kimberly Blough 6:28 p.m., March 9
Ian Pike 4 p.m., March 9
Ian Anderson 2 p.m., March 9
Laura Cedergreen 12:30 p.m., March 9
Jeff Smith noon, March 8
Ken Harrison 10:30 a.m., March 8
Brandon Hernández 9 a.m., March 8
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