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Phys.org / To reduce CO₂ emissions, policy on carbon pricing, taxation and investment in renewable energy is key

A new study evaluating climate policies in 40 countries over a 32-year period finds that carbon pricing and taxation—combined with investments in renewable energy and research—are among the most effective tools governments ...

Jan 29, 2026 in Earth
Phys.org / Gravitational wave signal tests Einstein's theory of general relativity

For those who watch gravitational waves roll in from the universe, GW250114 is a big one. It's the clearest gravitational wave signal from a binary black hole merger to date, and it gives researchers an opportunity to test ...

Jan 29, 2026 in Physics
Phys.org / JWST discovers a new extremely metal-poor dwarf galaxy

Using the James Webb Space Telescope (JWST), astronomers have discovered a new dwarf galaxy, which received designation CAPERS-39810. Further investigation of CAPERS-39810 revealed that it is an extremely metal-poor galaxy. ...

Feb 3, 2026 in Astronomy & Space
Phys.org / New model predicts the melting of free-floating ice in calm water

A pair of US researchers have developed a new model to tackle a deceptively simple problem: how a small block of ice melts while floating in calm water. Using an advanced experimental setup, Daisuke Noto and Hugo Ulloa at ...

Feb 3, 2026 in Earth
Phys.org / How climate change and human psychology make this US cold snap feel so harsh

The brutally frigid weather that has gripped most of America for the past 11 days is not unprecedented. It just feels that way.

23 hours ago in Earth
Phys.org / Farm waste could lock away carbon for decades

Agricultural waste that is usually burned or left to rot could play a far bigger role in tackling climate change if it were instead used in long-lasting building materials, according to new research from the University of ...

Jan 31, 2026 in Earth
Medical Xpress / GLP-1 drugs tied to lower-calorie, lower-sugar food purchases

Researchers at Steno Diabetes Center Copenhagen reported that starting a GLP-1 receptor agonist (GLP-1RA) coincided with slightly healthier supermarket purchases. Grocery purchases from GLP-1RA users in Denmark contained ...

Feb 3, 2026 in Health
Phys.org / Weight-loss drugs are creating an environmental disaster—a new water-based method aims to change that

The world is in the middle of a peptide drug revolution. These short chains of amino acids—the building blocks of proteins—sit at the heart of some of the most successful medicines ever created, from weight-loss injections ...

Feb 3, 2026 in Chemistry
Medical Xpress / Premature aging may result from immune responses triggered by faulty DNA repair

DNA is often described as the instruction manual for building the fundamental components of life. Proteins are helpers that aid DNA in carrying out essential processes such as replication, repair, and transcription. Under ...

Medical Xpress / Rising hospitalizations and deaths from GHB across Australia 'cause for alarm'

GHB-related deaths have increased 10-fold since 2013, while the number of hospitalizations more than tripled, according to an Australian-first study from the National Drug and Alcohol Research Center (NDARC) at UNSW Sydney. ...

23 hours ago in Addiction
Phys.org / A new method to search for ultralight dark matter with advanced optical cavities

Dark matter is a mysterious type of matter that does not emit, absorb, or reflect light, yet is predicted to account for most of the universe's mass. While physicists have gathered extensive indirect evidence of its existence, ...

Jan 29, 2026 in Astronomy & Space
Phys.org / Signs of Sir Terry Pratchett's dementia may have been hidden in his books

Signs of Sir Terry Pratchett's dementia may have been present in his writing a decade before his official diagnosis, new research has found. Researchers have examined the lexical diversity—a measure of how varied an author's ...

Jan 31, 2026 in Other Sciences