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Phys.org / Ancient hominin fossils reveal two human ancestors lived side by side

With the help of newly identified bones, an enigmatic 3.4-million-year-old hominin foot found in 2009, is assigned to a species different from that of the famous fossil Lucy providing further proof that two ancient species ...

22 hours ago in Biology
Phys.org / Global bird study reveals declining ecosystem resilience

Human-driven changes to landscapes worldwide are 'thinning out' the ecological services supplied by wild birds, eroding the functions that support stable and resilient ecosystems.

20 hours ago in Biology
Phys.org / Avalanches are of key importance to glaciers worldwide

An international research team has shown that avalanches are crucial to the survival of many glaciers worldwide. The study aims to contribute to better predictions of water resources and natural hazards in the context of ...

20 hours ago in Earth
Phys.org / Counting salmon is a breeze with airborne eDNA

During the annual salmon run last fall, University of Washington researchers pulled salmon DNA out of thin air and used it to estimate the number of fish that passed through the adjacent river. Aden Yincheong Ip, a UW research ...

20 hours ago in Biology
Phys.org / Ultrafast UV-C laser pulses generated and detected using 2D materials

Scientists have developed a new platform for the generation and detection of ultrashort UV-C laser pulses on femtosecond timescales. This breakthrough could unlock new opportunities for transforming optical wireless communication ...

21 hours ago in Physics
Medical Xpress / Expanding seasonal immunization access could minimize off-season RSV epidemics

Providing year-round access to RSV immunization would minimize the risk of large seasonal outbreaks across the nation, including in both urban and rural areas.

19 hours ago in Pediatrics
Tech Xplore / Magnetic fields power smarter soft robots with built-in intelligence

Soft robots are prized for their agility and gentle touch, which makes them ideal for traversing delicate or enclosed spaces to perform various tasks, from cultivating baby corals in laboratories to inspecting industrial ...

21 hours ago in Robotics
Phys.org / Starquakes reveal red giant's turbulent history and rapid spin in black hole system

Astronomers from the University of Hawaiʻi Institute for Astronomy (IfA) have uncovered the turbulent past of a distant red giant by listening to its celestial "song." Subtle variations in the star's brightness suggest that ...

23 hours ago in Astronomy & Space
Medical Xpress / How the brain decides what to remember: Study reveals sequentially operating molecular 'timers'

Every day, our brains transform quick impressions, flashes of inspiration, and painful moments into enduring memories that underpin our sense of self and inform how we navigate the world. But how does the brain decide which ...

22 hours ago in Neuroscience
Phys.org / Uncovering a new genetic code in archaea opens doors for bioengineering applications

The genetic code is the recipe for life, and provides the instructions for how to make proteins, generally using just 20 amino acids. But certain groups of microbes have an expanded genetic code, in which one or two additional ...

22 hours ago in Biology
Phys.org / Plants use engineering principles to push through hard soil

Across the globe, soil compaction is becoming an ever more serious challenge. Heavy vehicles and machinery in modern agriculture compress the soil to such an extent that crops struggle to grow. In many regions, the problem ...

21 hours ago in Biology
Phys.org / Enzyme discovered in cyanobacteria can add phosphate groups to therapeutic peptides

Researchers from CIIMAR and the University of Helsinki have discovered a new biochemical modification in natural cyanobacterial products, revealing an unprecedented tool with promising applications in biotechnology and drug ...

21 hours ago in Chemistry