Man-made check dams are common in our streams and rivers and are known to be effective soil and water conservation structures. Of course, they do help us in retain the soil carried by torrents from the mountains and act as artificial water sources for our... click to read more

The human body consists of numerous bones, joints, and muscles, making it difficult to control their movements in a coordinated manner. Nevertheless, we can effortlessly perform various actions and behaviors. Accumulated evidence from both human and animal studies suggests that these complex and coordinated motor... click to read more

Looking at nature we see symmetric arrangements in flower petals, simple spirals in snail shells, repeating branching patterns in fern leaves and lung structures, and regular arrangements of proteins in many biomolecules. But why are these symmetric and regular structures so common in biology? There... click to read more

After decades of whaling, the last sanctum for blue whales of the eastern South Pacific Ocean was found off the coast in Northern Chilean Patagonia (NCP). Here most of the population concentrates during  the summer and autumn seasons of the Earth’s southern hemisphere (also known... click to read more

The extinction of the dinosaurs from space rock is possibly the most famous of all mass extinctions. This ~12 km wide asteroid, about twice as tall as Kilimanjaro, impacted a reef off the coast of the Yucatán peninsula and caused tsunamis, earthquakes, and seiches. Molten... click to read more