Science Alert
Catch up on the latest science news, from space and technology to life and environmental research- all the discoveries shaping our world today.
Updated: 15 min 54 sec ago
World’s largest oceanic plateau still hides ancient magma pathways after 100 million years
Scientists uncovered ancient magma pathways beneath the Ontong Java Plateau. These hidden dike swarms reveal how enormous magma volumes traveled through the lithosphere. Seismic waves passing through the plateau showed unusual behavior. This behavior indicated a hybrid internal structure with vertical dike-like formations. These preserved dike swarms permanently reshaped the surrounding rocks over geological time.
Scientists find toxins from Florida's toxic algae blooms travel through air, raise risk of ALS
Recent research reveals the presence of cyanobacterial toxins in the air of Southwest Florida, matching those found in dolphins displaying Alzheimer's characteristics. This airborne contamination indicates that inhabitants may be exposed to lower concentrations of these toxins, which are believed to heighten the chances of ALS and various ailments. Unlike food-related toxins, mitigating exposure through breath poses a significant and complex challenge.
Biohacker Bryan Johnson claims ice packs boost male fertility: Does science agree?
Bryan Johnson, a longevity influencer, claims that icing his testicles greatly increases his sperm count. His unique approach has inspired several Redditors to experiment with this method for improving fertility. Although some research hints at the benefits of mild scrotal cooling for male fertility, experts caution that there is insufficient evidence to suggest significant improvements in testosterone or overall sperm production.
Debris of asteroid shattered 800 million yrs ago may have bombarded Earth for 150 million yrs
A new study suggests that a giant asteroid breakup in the main asteroid belt about 800 million years ago may have triggered a long period of impacts across Earth, the Moon and Mars. Researchers linked the event to the Eulalia asteroid family and say it could explain ancient lunar craters. While the impacts coincided with major climate and biological changes on Earth, the study does not prove they caused them.
Big Bear Eagles need $10 million to protect their habitat before July 31
Thousands of people around the world are watching bald eagles Jackie and Shadow raise their two eaglets through a live nest camera in California's Big Bear Valley. As the chicks continue to grow, conservationists are also racing to raise $10 million to protect the surrounding habitat from development, highlighting the importance of preserving the forests and open spaces the eagles need to survive.
Quote of the day by Pythagoras: "As long as Man continues to be the ruthless destroyer of lower living beings, he will never…" - a powerful warning about cruelty to animals, humanity's relationship with nature and the search for a healthier world
Pythagoras' ancient quote links human peace to the treatment of animals. He argued that cruelty to lower beings diminishes societal well-being. This perspective suggests violence toward animals can foster broader societal aggression. Modern health concepts also encompass environmental well-being and ecological balance. The enduring challenge questions peace alongside routine, unnecessary animal cruelty.
Scientists studied found flies rebuild their biological clock into a separate seasonal mode
In a fascinating discovery, scientists have found that fruit flies adapt their internal biological clocks to survive winter by employing a genetic mechanism known as the winter lock. This adaptation allows them to remain inactive until warmer weather arrives, showcasing a seasonal shift in their molecular structure. These insights not only open avenues for innovative pest control strategies but also enhance our understanding of seasonal variations in human health issues.
Mediterranean seagrass survives in dim seabed light by expanding its photosynthetic antenna
Scientists have discovered how the Mediterranean seagrass Posidonia oceanicahas adapted its photosynthetic system to survive in the dim, blue-green light of the seabed. The plant captures more light while moving energy more efficiently by altering its photosynthetic machinery. Researchers say the findings could help develop crop plants that make better use of limited sunlight under dense canopies.
Residents kept reporting Dolphins. Underwater microphones revealed their visits
Scientists from Kyoto University used underwater microphones to monitor dolphins in two bays along Japan's Sea of Japan coast. They found dolphin sounds only about once every 10 days, suggesting the animals visit these waters occasionally. The study also shows that long-term underwater listening can help scientists better understand and conserve marine life.
Warming seas are bringing octopus, red mullet and bream into UK waters
As the seas warm, British waters are now seeing an influx of Mediterranean species. This environmental transformation is compelling local fishers to modify their traditional techniques. Notably, octopus populations are surging, impacting native shellfish and depleting other seafood supplies. In response, chefs are creatively revamping menus to highlight these new arrivals like octopus and bream, balancing the challenges with exciting culinary possibilities.
Florida is planting 15,000 milkweeds along highways to help monarch butterflies
Scientists and transport officials in Florida have planted 15,000 milkweed plants along roadsides to help monarch butterflies survive and reproduce. Milkweed is the only plant on which monarchs lay their eggs, making it essential for their life cycle. The project also supports bees and other pollinators while testing whether roadside habitats can become long-term wildlife corridors across the state.
DNA from 457 koalas suggests the species nearly went extinct 100,000 years ago, before humans...
Approximately 100,000 years ago, koalas faced near extinction due to brutal ice ages. A recent genetic study triumphantly highlights that this crisis occurred well before humans populated Australia. By examining koala genomes, scientists have beautifully illustrated how climate shifts triggered significant declines in their population. Presently, however, modern threats stem largely from human activities, underscoring the urgent need for dedicated conservation measures.
