Science

Nasa astronaut Chris Williams, left, Roscosmos cosmonaut Sergey Kud-Sverchkov, center, and Roscosmos cosmonaut Sergei Mikaev are seen inside the Soyuz MS-28 spacecraft after they landed in Kazakhstan (AP) A joint US-Russian crew safely returned to Earth on Sunday after spending more than eight months aboard the International Space Station (ISS), marking another milestone in continued…

Alexander Fleming (Image: Wikipedia) Some of the world’s most important discoveries were never part of the original plan. History shows that breakthroughs often happen when curious minds remain open to the unexpected instead of focusing only on what they hoped to find. Alexander Fleming’s insightful observation, “You do not know what you will find, you…

zebra mussels (Representative image by Canva) In the late 1980s, an aquatic invader quietly entered North America through an unlikely route: a ship’s ballast water. That species was the zebra mussel, and within a decade it had spread across all five Great Lakes, triggering one of the most notorious invasive-species stories on the continent. More…

For centuries, humans have searched for ways to extend life, first through medicine that prevented early deaths and later through research aimed at slowing the biological processes associated with aging. But even if scientists eventually found a way to stop many age-related problems, the body might still face limits built into its own cells. A…

For centuries, space has fascinated humans like no other. From the sun’s glare to the moon’s surface and even Saturn’s shimmering rings, we have wanted to go up close and see it all. Now, two ambitious NASA-backed projects aim to truly touch Saturn’s rings, venturing into what is known as one of the most dangerous…

Across the globe, there are approximately 200,000 to 275,000 glaciers that hold 69% of the world’s fresh water. They are found in every continent except Australia and are in heavy concentrations in the Arctic, Alaska, and Antarctica along with high mountain ranges like the Himalayas and Andes. But what happens when climate change causes all…

Most asteroids drifting through our solar system are made of rock or ice, but one stands out as strikingly different. Known as Psyche, or 16 Psyche, this metal-rich asteroid orbits the Sun between Mars and Jupiter, and scientists believe it could actually be the exposed core of a small planet that broke apart billions of…

At first glance, Neptune seems like the last place where violent weather should thrive. The ice giant circles the Sun at an average distance of about 4.5 billion kilometres, leaving it in a region where daylight is remarkably faint. Even at midday, the sunlight reaching Neptune would resemble a dim twilight compared with conditions on…

Long before Earth existed, before the Sun had fully formed, clouds of gas and microscopic dust drifted through interstellar space. Within those tiny grains, astronomers believe, some of the chemistry that eventually gave rise to planets, and perhaps even life, first began. Yet studying this process has always been difficult because the dust forms in…

On an infrared camera, a warm object normally stands out clearly against its cooler surroundings. Researchers at the University of Illinois Urbana-Champaign have now built a three-dimensional cloak that bends heat around an object entirely, erasing its thermal outline while keeping the space inside protected from extreme temperatures. Rather than blocking heat at a barrier,…