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: 57 min 59 sec ago
A 5,000-year-old skeleton had mysterious blue pigment; scientists seek its origin
Ancient Egyptian blue pigment's complex nature is revealed by scientific study. Researchers recreated the pigment to understand its variable color and composition. The blue's hue depended on cuprorivaite and other minerals present. Particle size and glass content also influenced the pigment's final appearance. These findings offer new insights into ancient Egyptian manufacturing and trade practices.
A Taylor Swift fan helped describe 12 new insect species; 4 species named after her music and life
A new genus of Australian insects has been named Swiftiephylus after singer Taylor Swift. Four new species within this genus also bear names inspired by her music. These pale yellow and cream-colored insects were collected between 1995 and 2004. Their discovery highlights the vast undocumented insect diversity remaining globally. This naming brings attention to insect conservation and scientific discovery.
In 1974, Australian ranger proposed wildlife bridge; 52 years later, it opened over motorway
An innovative wildlife crossing, born from an Australian park ranger's fifty-two-year-old vision, has finally been realized. Cawleys Bridge has been modified to facilitate safe passage for important wildlife across a bustling motorway. This enhancement allows species like koalas to navigate between vital habitats such as Heathcote National Park and Garrawarra State Conservation Area. Future wildlife monitoring will assess usage patterns and guide subsequent conservation projects.
100 insect heads, ₹200: How MP’s ‘Mundmala’ is helping protect Sal forests
In a remarkable approach to pest control, forest officials in Madhya Pradesh are compensating villagers who collect Sal Borer insect heads. These heads are fashioned into garlands to deter the pest damaging Sal trees. This innovative initiative not only safeguards the forest but also empowers local communities financially while fostering their engagement in environmental conservation.
North Carolina peatland emits 130,000 tons of CO₂ yearly after 50 miles of ditches were cut
In a significant ecological effort, North Carolina is working to restore its ancient peatlands that suffered damage from farming practices impacting their carbon storage capabilities. The previous drainage systems caused water levels to drop, resulting in peat exposure to air and increased emissions. Restoration efforts include blocking these ditches to enhance land rehydration and restore the water table.
Missouri volunteers place 93 cedar brush piles in Truman Lake; $75,000 grant backs 450 structures
Truman Lake in Missouri is undergoing remarkable enhancements for its underwater habitat. Recently, 93 cedar brush piles have been established to provide refuge and food for fish. The goal is to install a total of 450 habitat structures throughout the reservoir, backed by a $75,000 grant aimed at improving fishing experiences. Various organizations and community volunteers are joining forces for this multi-year initiative.
In 2017, USGS released 72.57 kg of dye into Idaho’s Kootenai River; aircraft tracked it from above
In 2017, the US Geological Survey released 72.57 kg of Rhodamine WT dye into Idaho’s Kootenai River over 90 seconds to study how a tracer moves through flowing water. Researchers tracked the dye using instruments in the river and hyperspectral images captured from an aircraft flying 1,000 metres above the ground, with images recorded in 0.5-metre pixels across 48 spectral bands.
Scientists discover apple waste can remove up to 100% of lead from water
Researchers explored apple pomace for removing lead ions from contaminated water. Both raw and processed apple waste effectively removed lead from the solution. Extracted apple waste achieved complete lead removal under optimal experimental conditions. The biosorbents demonstrated rapid lead adsorption within the first hour of testing. These findings highlight apple pomace's potential for environmental remediation applications.
Britain’s vulnerable sharks to be tracked with 70 tags and catch records since 1953
A new three-year research initiative is set to study three at-risk shark species in British waters. By using electronic tags to monitor their movements and diving behaviors, the team will analyze historical distribution data from anglers spanning decades. This comprehensive approach aims to enhance understanding of shark migration and behavior, ultimately contributing to effective conservation efforts for these essential marine creatures.
In 1864, Tasmania introduced brown trout from England for sport; 162 years later...
Conservation workers are building barriers and clearing waterways to save native Swan galaxias. This tiny fish faces extinction after brown trout were introduced over 160 years ago. Natural barriers helped some populations survive, but droughts and floods pose risks. Teams are creating trout-free refuges and moving fish to safe, isolated catchments. These efforts balance angling tradition with crucial species recovery for native wildlife.
