2 ms·

If you read the post I linked he talks about what specific signatures his team plans to look for to determine if these objects are naturally occurring or artifi

• viraptor 3y ago
  It's a tiny part of that post, easy to overlook: > The fundamental question we will address is whether the elements and radioactive isotopes in the spherules have different abundances than solar system materials. If so, we would also check for any anomalies that might indicate a technological origin.