Scientific breakthroughs dominate today's headlines with major discoveries on Mars and in medical research.

NASA's Curiosity rover detected organic molecules on Mars that could be chemical building blocks of life preserved for 3.5 billion years, though scientists cannot definitively determine if they indicate past life.

Scientists discovered that gut microbiome changes can reveal increased risk of Parkinson's disease, with signature changes being more pronounced in people with genetic predisposition, potentially leading to new therapies.

AI company Anthropic created a powerful new model called Mythos but decided not to release it publicly due to responsibility concerns, sparking debate about whether this represents genuine caution or publicity strategy.

Trump administration officials are reportedly discussing sending up to 1,100 Afghans who aided US forces to Congo after stopping an initiative that allowed them to apply for US resettlement.