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Q&A: Learning how we respond to wildfire smoke to help inform policy and programs

Scientists just mapped the family tree of all 11,000 bird species—and you can explore it

New radio method uncovers hidden bursts from dwarf stars and hints of exoplanets

How iron-sulfur nanolayers are formed: X-ray methods enable real-time view

Alfvén waves act as the power source behind Earth's auroral displays, research reveals

Study reveals shrinking package sizes hide significant food inflation

Strength-in-numbers X-ray technique can map previously unattainable atomic structures

Fast-growing trees are taking over the forests of the future and putting biodiversity, climate resilience under pressure

Roadkill offers an ethical alternative to live wildlife in scientific research

Hearing tests uncover unexpected humpback sensitivity to high-frequency noise

Subtle rotations in ancient light: Decoding the universe's symmetry

A possible ice-cold Earth discovered in the archives of the retired Kepler Space Telescope

Great white sharks grow a whole new kind of tooth for slicing bone as they age

New ABF crystal delivers high-performance vacuum ultraviolet nonlinear optical conversion

Chip-sized optical amplifier can intensify light 100-fold with minimal energy

Laser beam flips a ferromagnet's polarity without heating the material

Cell surface glycoRNA clusters found to fine-tune growth factor signaling

New light-based platform sets the stage for future quantum supercomputers

Cells' built-in capacity limit for copying DNA could impact cancer treatment

Hotspots and patterns behind deliberately lit fires in Western Australia identified

Saltwater crocodiles traveled thousands of miles across the Indian Ocean, genetic study suggests

Rocket or arugula? How a salad vegetable mapped the Italian diaspora

Land use acts as a 'silent amplifier' of extreme heat, AI-driven study reveals

Ultrathin kagome metal hosts robust 3D flat electronic band state

Too many students drop out of A-levels—here's how to help them pick a course they'll stick with

South Africa's floods turned deadly because Limpopo wasn't prepared—how to prevent a repeat

AI bosses are creating a new problem for gig workers

The Rubin Observatory will rapidly detect more supernovae

Deep-sea fishing could undermine valuable tuna fisheries

The infant universe's 'primordial soup' was actually soupy, study finds

How dangling moss saves blue manakin eggs from hungry birds

Intermittent black hole jets are like a 'cosmic volcano'

NASA testing advances space nuclear propulsion capabilities

443-million-year-old fossils reveal early vertebrate eyes

Study calls for action to combat online abuse of sportswomen

Atlantic nurse sharks show faster growth patterns in Biscayne Bay than nearby Bimini, Bahamas

Probing the jet base of M87's supermassive black hole

Multiwavelength monitoring reveals distant blazar OP 313's behavior

Multiwavelength analysis finds no radio pulsations from accreting millisecond X-ray pulsar

The first direct observation of a liquid charge density wave

A few extra dollars may go a long way for survey researchers, study shows

Jurassic amphibian with a projectile tongue named as a new species

Warming may increase mangrove methane emissions—but these forests remain powerful carbon sinks

Health advocates sound alarm as EPA works to loosen pollution standard

Brazil declares acai a national fruit to ward off 'biopiracy'

Backlash as Australia kills dingoes after backpacker death

Thailand uses contraceptive vaccine to limit wild elephant births

Russian volcano puts on display in latest eruption

CERN chief upbeat on funding for new particle collider

Video shows flames flying from NASA plane that touched down without landing gear