Evidence for stone tools goes back at least 3.3 million years. However, the earliest systematic production of tools made from bone, and fully shaped by knapping, is more recent, hailing from European sites between around 400,000 and 250,000 years ago. Now a Nature study suggests that ancient humans were systematically producing bone tools as early as 1.5 million years ago. Bone tools discovered in Tanzania pre-date previous evidence of systematic bone tool production by more than a million years

Bone carving is an ancient art form popularized by royals in India around the 16th century. More recently, a shrinking market and scarcity of materials have pushed many carvers away from the craft. Jalaluddin Akhtar and his son Akheel are determined to keep the craft alive in Lucknow. | Insider Tech