New Delhi, Sept. 15 -- NASA's Perseverance rover has added fresh clues in the search for life on Mars. It has found signs in Martian rocks that remind scientists of conditions linked to life on Earth. The new study was published in Nature.

In July 2024, it drilled a mudstone core named Chevaya Falls from Sapphire Canyon in the Neretva Vallis, an ancient river channel. It found minerals and textures similar to those on Earth that often form with microbial activity.

However, scientists caution that natural chemistry may also explain them.

"This finding by Perseverance is the closest we have ever come to discovering life on Mars. The identification of a potential biosignature on the Red Planet is a groundbreaking discovery, and one that w...