World

Representative Image (AI-generated) What was once introduced as a useful pasture grass has become part of Hawaii’s growing invasive-species and wildfire challenge. Guinea grass, a perennial species native to Africa, was brought to Hawaii during the 19th century because of its value as livestock forage. Over time, however, the grass spread beyond managed pastures and…

AI employee quits over safety concerns (Credit: Jacob Coxon’s X account) Another AI employee has quit over safety concerns, adding to a growing list of researchers and employees who have publicly warned that the race to develop increasingly powerful AI systems is moving too fast.Jacob Coxon, a 27-year-old researcher who spent the past three years…

The island features mature palms and majestic live oaks, along with approximately 270-degree views of the surrounding marshland. Imagine waking to the sound of coastal marshes, surrounded by towering palms and centuries-old live oaks, with water and wide-open Georgia views stretching in every direction. That rare vision could become reality on Hogans Island, a 17.83-acre…

China’s long-running effort to restore the degraded Loess Plateau has revealed a difference between forests planted by people and those allowed to regenerate naturally. Researchers spent 18 years monitoring four forest types in the region, comparing plantations of Pinus tabuliformis, Platycladus orientalis and Robinia pseudoacacia with a natural secondary forest. The results showed that the…

​Habitat features float near the centre of Roswell Area Park’s restored pond. A farm pond built in the 1950s at Roswell Area Park in Georgia has reopened after a nearly year-long restoration. The $3.1 million project rebuilt the pond’s embankment, replaced ageing stormwater infrastructure, removed decades of sediment and restored the walking trail around the…