The search for amniote origins

The transition occurred partly because amniotes evolved to reproduce with hard-shelled, rather than soft-shelled, eggs. “The vertebrates’ move onto land was an important part, and within that a key step was the evolution of the amniotic egg in the immediate common ancestors of reptiles and mammals,” Ahlberg said. “So these events form a key episode … Read more

Tiny clawed tracks left in ancient mud are the oldest reptile footprints

Distinct clawed footprints found on a slab of 356 million-year-old rock from Australia suggest that reptile relatives appeared between 35 million and 40 million years earlier than previously believed. The tracks also push back the origin of amniotes, a group that includes reptiles, birds and mammals, and provide new evidence about how animals transitioned from … Read more

Delhi-NCR to bar new petrol, diesel vehicles for commercial fleets from January 2026

New Delhi: Starting January 1, 2026, the Commission for Air Quality Management (CAQM) has mandated that no new petrol or diesel-powered vehicles can be added to the fleets of cab aggregators, delivery companies, and e-commerce firms operating within the Delhi-NCR region. This directive specifically covers light commercial vehicles, light goods vehicles, and two-wheelers used for … Read more