Science News - Times of India
The repeating FRB was one of a total of 13 bursts detected over a period of just three weeks during the summer of 2018. Additional bursts from the repeating FRB were detected in following weeks. Of more than 60 FRBs observed to date, repeating bursts from a single source had been found only once before. Scientists have now detected the second repeating FRB ever recorded.
The causative agent of tuberculosis, Mycobacterium tuberculosis, is a highly successful pathogen which can survive and grow in humans for decades. Researchers have identified a novel regulatory mechanism, which when deactivated, results in the death of tuberculosis pathogen, an advance that could pave the way for new drugs to prevent the disease.
A compound commonly used in hair bleach, hydrogen peroxide, was the vital ingredient in rock pores around underwater heat vents that set in train a sequence of chemical reactions that led to the first forms of life, according to lead researcher Rowena Ball from the Australian National University (ANU).