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NASA Measures Underground Water Flowing From Sierra to Central Valley
The Key to California’s Survival Is Hidden Underground
Warning: London Underground Polluted With Metallic Particles Small Enough To Enter Your Bloodstream
London Underground polluted with metallic particles small enough to enter human bloodstream
Homo naledi may have lit fires in underground caves at least 236,000 years ago
Space exploration goes underground
Geologic Activity Lets Microbes Mingle Deep Underground
Ancient underground water could unlock secrets of alien life | Space
Ancient underground water could unlock secrets of alien life
Are Trees Talking Underground? For Scientists, It’s in Dispute.
Magma on Mars may be bubbling underground right now
Bacteria could survive underground on Mars for hundreds of millions of years, new study finds
Study reveals soil moisture plays the biggest role in underground spread of natural gas leaking from pipelines
Better ventilation could be key for London Underground to manage air quality, finds new study
An Underground Ocean? Scientists Discover Water Deep Within Earth
Geothermal May Beat Batteries for Energy Storage. Energy generated by solar, wind, etc, can be stored underground as hot water and used later to generate electricity.
Underground microbes may have swarmed ancient Mars, new study suggests
How Far Would You Have to Tunnel Underground to Lose 20 Pounds?
Underground Liquid Water Detected on Mars? Maybe not