Science news

In an extraordinary milestone, researchers have managed to cultivate liver and kidney tissues in outer space. This innovative mission, a collaboration between Auxilium Biotechnologies and the Wake Forest Institute, leveraged cutting-edge bioprinting techniques to achieve impressive scalability. The unique microgravity environment facilitated optimal cell distribution and tissue growth, paving the way for potential future advancements in organ repair and replacement therapies.

Scientists found superheated water deep beneath the ocean floor. This water's chemical makeup matches the Lost City's vent fluids. The discovery suggests a hidden source of hot, hydrogen-rich water. This helps understand life surviving without sunlight and potential extraterrestrial life. Further research will clarify underground fluid interactions and energy transport.

Horses exhibit an intriguing phenomenon when identifying predators on video screens—they experience heightened heart rates indicative of internal stress while showing no outward signs of fear. Notably, male horses and dominant herd members trigger stronger responses, challenging traditional views of prey animals' panic-driven behavior. Grasping this psychological disconnect is essential for improving horse welfare and ensuring rider safety.

Scientists found invasive plants grew 91% more productive in new habitats. This increased productivity was only observed outside their native ranges. Researchers believe plants escape natural enemies like herbivores and soil biota. These invasive species are a major driver of global biodiversity loss. The study compared five invasive plant species in Germany and the United States.

Innovative scientists have developed a method to analyze airborne environmental DNA using standard air filters. This groundbreaking technology can detect local wildlife and monitor viruses without the need for direct observation. Existing national air pollution monitoring stations are already harnessing this essential biological data. Utilizing advanced sequencing techniques, researchers can map entire ecosystems and explore genetic variations within species.

New research suggests Charon's oldest landscapes preserve evidence of early despinning. Tectonic features in Oz Terra indicate a period of faster rotation for the moon. These structures resemble landforms created by crustal compression, which is consistent with despinning models. Scientists estimate Charon's initial rotation period was approximately fourteen hours. This ancient process likely occurred before other major geological events reshaped its surface.

Nasa astronaut Anil Menon shared his first orbital message from the International Space Station. He expressed deep gratitude for the people who supported his journey to space. Menon also conveyed his appreciation for the beauty of Earth seen from orbit. His eight-month mission includes scientific investigations and station maintenance. This assignment marks a significant milestone in his career as a former flight surgeon.

The Guam Kingfisher, known as 'sihek', is extinct in the wild due to invasive brown tree snakes. These birds played vital roles in the island's ecosystem, controlling insect populations. Their disappearance has led to increased spider numbers and thinner forests on Guam. Conservation centers now house the remaining 140 birds, aiming for eventual reintroduction. Efforts focus on breeding pairs to save this species from complete extinction.

Millions of years ago, South Dakota was covered by a vast inland sea. This ancient seaway supported diverse marine life, including ammonites and marine reptiles. Today, fossils from this period are displayed at the Smithsonian's National Museum of Natural History. These ancient shells still shine due to their mother-of-pearl composition. Discoveries continue to reveal insights into prehistoric marine ecosystems and Earth's history.

Emperor penguins in Antarctica form huddles to survive extreme cold temperatures. Each penguin moves to reduce its own heat loss, which benefits the entire group. This movement ensures every bird eventually experiences the warmer center of the huddle. The study modeled this behaviour, showing it explains even warmth distribution. Researchers found this natural movement is key to their survival strategy.

Some baleen whales use low-frequency songs to avoid killer whales.This acoustic crypsis helps flight species escape predators in open oceans.Blue whales, known for loud calls, sing at frequencies predators cannot hear.Natural selection favored these low-frequency calls over millions of years.This discovery reveals how predation shaped whale communication systems.