Home | U.S. Senator Kamala Harris of California Skip to primary navigation Skip to content KAMALA D. HARRIS U.S. Senator For California Share your opinion. Email Me Offices Fresno Fresno 2500 Tulare Street, Suite 5290Fresno, CA 93721 Phone (559) 497 – 5109Fax (202) 228 – 3864 Directions San Francisco San […]
Home | U.S. Senator Kamala Harris of California
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KAMALA D. HARRIS
U.S. Senator For California
Share your opinion.
Offices
Fresno
Fresno
2500 Tulare Street, Suite 5290 Fresno, CA 93721 Phone (559) 497 – 5109 Fax (202) 228 – 3864
Directions
San Francisco
San Francisco
333 Bush Street, Suite 3225 San Francisco, CA 94104 Phone (415) 981 – 9369 Fax (202) 224 – 0454
Directions
Sacramento
Sacramento
501 I Street, Suite 7-800 Sacramento, CA 95814 Phone (916) 448 – 2787 Fax (202) 228 – 3865
Directions
Los Angeles
Los Angeles
11845 West Olympic Blvd, Suite 1250W Los Angeles, CA 90064 Phone (310) 231 – 4494 Fax (202) 224 – 0357
Directions
San Diego
San Diego
600 B Street, Suite 2240 San Diego, CA 92101 Phone (619) 239 – 3884 Fax (202) 228 – 3863
Date Invention or discovery Articles on Explain that stuff Prehistory 4–5 billion years ago Sun starts to produce energy. Solar cellsEnergy 10 million years ago. Humans make the first tools from stone, wood, antlers, and bones. Tools and machines 1–2 million years ago Humans discover fire. BiofuelsCandlesCar enginesJet engines 25,000– […]
