AdvertisementA Harvard professor's claims that metallic balls discovered under the ocean may have been made by aliens have been called into question yet again.
Spheres from industrial wasteUniversity of Chicago research fellow Patricio Gallardo analyzed the chemical composition of coal ash, a waste product left behind by the combustion of coal in power plants and steam engines.
He also said that the spherules have more iron than coal ash.
We are bewildered that the association of our spherules with coal ash was even suggested," he told BI.
Advertisement"It is surprising that anyone would state decisively that the spherules are coal ash without having access to the materials," he told BI.
Persons:
—, Avi Loeb, Loeb, Patricio Gallardo, Gallardo, Caleb Sharf, Dr Jim Lem, BeLaU, Stein Jacobsen, Roald Tagle
Organizations:
Service, Harvard, University of Chicago, NASA's Ames Center, Department of Mining Engineering, University of Technology, The New York Times, US Space Command, Times, CBS News, Business, Harvard University, Bruker Corporation
Locations:
Papua New Guinea, Germany