Earth to be hit by solar storm after hole opens in the Sun
The G1 class storm could cause power grid failures, disrupt satellites and disrupt the migrations of animals
People vaccinated against Covid share common symptom after testing positive
The team said that diarrhea can be an early symptom of the virus, starting on the first day of infection and getting worse throughout the week
Conjoined twins with fused brains successfully separated thanks to UK surgeon
Surgeons in London and Rio spent months trialing techniques using virtual reality projections of the twins based on CT and MRI scans