New evidence from Martian valley networks confirms a gradual climate shift from warm and wet during the Noachian period, around 4 billion years ago, to cold and icy by the Hesperian period, around 3 billion years ago.
Researchers from BITS-Pilani, Hyderabad, have developed a safer, fluoride-free synthesis method for metal-organic frameworks that significantly boosts their capacity to capture greenhouse gases and store clean fuels at room temperature.
Hyderabad/