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Phys.org / Setting limits on phase transitions in the dark energy era

The universe is known to be expanding at an accelerating rate. Physicists typically attribute this acceleration to dark energy, a mysterious component of the universe that exerts negative pressure, causing space to expand ...

Aug 25, 2026
Phys.org / Bumblebees may self-medicate when exposed to fungal infections

There is an old saying that nature is the best medicine, and it turns out bumblebees might agree. A new study published in the journal Royal Society Open Science suggests that buff-tailed bumblebees (Bombus terrestris) may ...

Aug 28, 2026
Phys.org / Diamond clock combines two signals to cut temperature-driven drift

Despite all the advertisements for engagement rings and necklace gifts, natural diamonds are imperfect. Their carbon atoms are arranged in a cubic lattice, but they nonetheless contain several types of crystallographic defects ...

Aug 28, 2026
Phys.org / The little red dots of our cosmos might hide something big

Little red dots may reside in small, dense galaxies with total masses equivalent to around 1 billion times that of the sun, according to research published in Nature Astronomy.

Aug 25, 2026
Tech Xplore / A humanoid robot's social expressiveness may backfire when it makes mistakes

For robots to be successfully deployed in real-world environments, humans should trust them enough to cooperate with them. Some roboticists have been trying to determine whether users perceive robots that exhibit socially ...

Aug 28, 2026
Phys.org / Milky Way's own gravity can mimic dark matter clues, stellar stream simulations suggest

Most of the stars in our Milky Way galaxy sit neatly on a flat plane. But the space around our galaxy is much more chaotic. Rogue bands of stars called "stellar streams" orbit the Milky Way much like planets in our solar ...

Aug 27, 2026
Medical Xpress / The anti-aging effects of exercise, without exercise: Self-contracting muscle implants give mice a boost

Exercise does more than keep our minds and bodies healthy. It also protects us against the effects of aging. Scientists have developed self-contracting mini-muscle implants that grow their own blood supply and mimic the biological ...

Aug 27, 2026
Phys.org / Scientists capture first molecular-level images of water reorganization during a reaction crucial for life

Some of nature's most important chemical reactions rely on the coupled movement of negatively and positively charged particles. These processes play central roles in photosynthesis, catalysis and biological energy conversion ...

Aug 28, 2026
Phys.org / Low temperature graphene growth opens a route to sustainable resource recycling

Graphene is an exceptionally useful material for creating batteries, catalysts and electronic devices. Yet producing graphene typically requires temperatures as high as 900°C (1,652°F), limiting energy efficiency and making ...

Aug 28, 2026
Medical Xpress / Nearly one in five Medicaid-eligible adults may miss new 80-hour work rule

A new study found that nearly 20% of eligible adults in Medicaid expansion states are in danger of not meeting the minimum work hours that will be required nationwide beginning Jan. 1. Women, unmarried people, white individuals ...

Aug 28, 2026
Tech Xplore / New transistor brings high voltage to microchip scale

Inside every electronic device, the flow of electricity is controlled by a switch called a transistor. For decades, these switches were made from silicon. More recently, engineers have turned to a material called gallium ...

Aug 28, 2026
Phys.org / Satellite images show bedrock and glacier collapsed on Nepal-China border, then rivers flooded

As rescue teams searched for missing people following catastrophic flooding along the Nepal-China border, Earth scientists reviewed satellite imagery for clues to the cause and assessed the devastation.

Aug 28, 2026