The Birbal Sahni Institute of Palaeosciences erstwhile Birbal Sahni Institute of Palaeobotany, established in the year 1946, was an outcome of vision of Prof. Birbal Sahni, is an autonomous Institute under the Department of Science and Technology, Government of India, New Delhi, dedicated to both fundamental and applied aspects of plant fossil research. This  world renowned center of excellence has been pursuing researches on Archaean to recent sequences. An integrated and multidisciplinary approach is practiced in BSIP to make Palaeosciences more relevant in the 21st century.