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: 2 hours 28 min ago
Bonaire fenced forest to keep goats out; years later, only 22 of 60 tree species returned
Bonaire's dry forests show recovery after 15 years of reduced herbivore pressure. Fenced plots and widespread goat removal revealed more young trees establishing. Natural recovery was limited to fewer species, necessitating active planting efforts. Researchers planted thousands of seedlings, which generally survived well across sites. Long-term management and local involvement are crucial for sustained forest restoration.
In 1999, just 15 island foxes remained on each of two California islands; captive breeding...
On San Miguel and Santa Rosa islands, the island fox population faced a dire threat of extinction due to predation by golden eagles. The successful removal of these eagles, combined with dedicated captive breeding and habitat restoration programs, allowed the foxes to make a remarkable recovery. As a result, these subspecies were ultimately delisted from the endangered species list.
California acquired 640 acres near Pioneertown for Joshua tree conservation; tribal plans ahead
California has acquired 640 acres of western Joshua tree habitat northwest of Pioneertown in San Bernardino County, securing land that researchers identify as highly likely to remain suitable for the species in the future. The newly acquired property sits northwest of Pioneertown, in a desert region where western Joshua trees form an important part of the landscape. The acquisition covers 640 acres and was completed by CDFW on August 24 using money from the Western Joshua Tree Conservation Fund.
Alabama agencies release 1,500 rare mussels into Paint Rock River after years of restoration
In an effort to revitalize the Paint Rock River's ecosystem, conservationists have introduced rare native freshwater mussels into the waters of northeast Alabama. This release is significant as these mussels are vital for filtering water and fostering biodiversity. The initiative is part of a broader commitment to preserving endangered mussel species, reflecting years of dedicated restoration work in this biodiverse watershed.
Cats identify each other through urine 'ID cards', reveal scientists in new study
A groundbreaking study reveals that cats employ specific fatty acids in their urine, which act as chemical identifiers for each feline. These branched-chain fatty acids leave a persistent scent trail, allowing cats to recall individual urine aromas long after they've faded. The findings imply that the kidneys may help store these scent molecules, offering new insights into how cats communicate and recognize one another within their social networks.
Scientists tracked 21 oilbirds in Venezuela, and five of them left their cave for up to 73 days
Oilbirds display distinct travel patterns when seeking fruit in tropical forests. Some birds return to their main cave nightly, while others venture out for days. A third group undertakes longer trips, staying away for weeks near feeding grounds. These migratory oilbirds flew less each night, conserving energy by resting closer to food. Researchers tracked twenty-one birds using devices to record their movements and flight times.
After grandmother loses sight, teen builds $170 AI glasses
Seventeen-year-old Alexander Du has made waves with his creation, IRIS, an AI-powered wearable aimed at aiding the visually impaired. This device uses vibration technology to assist users in navigation and obstacle detection, providing a cost-effective alternative to pricey commercial smart glasses. His remarkable efforts were acknowledged in a ceremony at the White House, as he aspires to expand IRIS's reach to countless individuals worldwide.
