A group of researchers have reported a unique and fascinating kind of behaviour in killer whales (Orcinus orca) - they give fresh fish to people. They do not just run away in the wild as is the case with wildlife and instead, the whales usually hang about till they get a reaction from the human being before they take or give up their offering.

China and India proposed almost 88 percent of new coal-fired power generation proposals around the globe in the first half of 2025, despite a swift increase in renewable generation.

New edible yam species, Dioscorea balakrishnanii has been found in the evergreen shola forests of Wayanad, Kerala. Known domestically as chola kizhangu by the Kattunayikar tribes, the tuber has a low glycemic index and a strong flavour, and is potentially a viable food security crop.

The Shinkansen high-speed rail system in Japan continues to be a world standard in speed, safety and design as at 2025. Prime Minister Narendra Modi recently visited the Tokyo-Sendai route as it is becoming globally recognised as a symbol of modern engineering.

Studies based on new coral microatolls have shown that the sea-level rise in the central Indian Ocean started decades before it was first registered. Using sea-level records dating back to the 1930s scientists have demonstrated that changes caused by warming are attacking the delicate reef ecosystems at a faster rate than anticipated.