Phys.org news

Phys.org / Dogs respond to human tone without words, hinting at communication older than language

Humans can communicate various instructions to dogs without using actual words—simply by modulating the tone of their voice, a new study from ELTE University's Department of Ethology shows. By repeating the nonsense syllable ...

19 hours ago
Phys.org / Japan's new seafloor record could sharpen megathrust earthquake warnings in Nankai Trough

Off the southern coast of Japan, the Philippine Sea Plate lies underneath the Japanese mainland. The locked tectonic plates threaten to unleash a catastrophic megathrust earthquake, likely within the next few decades. Given ...

18 hours ago
Phys.org / Interstellar object 3I/ATLAS reveals no technosignatures in seven-hour radio scan

Scientists at the SETI Institute recently searched for technological signals from 3I/ATLAS, the third interstellar object observed in our solar system. Using the Allen Telescope Array (ATA) at the Hat Creek Radio Observatory ...

17 hours ago
Phys.org / Nitric oxide overload jams plant immune signals, researchers find

A new study from the University of Kentucky Martin-Gatton College of Agriculture, Food and Environment (CAFE) helps explain how plants can lose track of their own disease warnings.

16 hours ago
Phys.org / Tanzania's iconic heritage sites face damage from state-backed tourism

Assessment of four heritage sites in Tanzania finds that all are under threat from the institutions meant to steward them, prioritizing income from tourism over the sites' preservation and refusing to engage with community ...

17 hours ago
Phys.org / Dynamic nanogates let longer molecules pass faster through flexible pores

A research team led by Professor Shuichi Hiraoka at the University of Tokyo and Professor Masanori Tachikawa at Yokohama City University has quantitatively analyzed how molecules pass through dynamic nanoscale pores using ...

16 hours ago
Phys.org / A new capability to detect chemical weapons involves two existing methods

In the aftermath of suspected chemical attacks, investigators from the Organization for the Prohibition of Chemical Weapons (OPCW) step in to collect chemical, environmental, and biomedical samples. Thorough forensic laboratory ...

17 hours ago
Phys.org / Why doesn't coffee taste like caffeine?

Though decaf fans might disagree, caffeine is a critical component of a cup of joe. This compound is incredibly bitter on its own, but regular coffee itself is not. A team reporting in the Journal of Agricultural and Food ...

18 hours ago
Dialog / Research could pave the way for more resilient winter cereals in warmer climates

The arrival of winter marks not only a change in weather, temperature, and day length, but also a change in our activity and behavior. The social outdoor events and trips to the beach over summer soon become a distant memory, ...

17 hours ago
Phys.org / Brightness 'gap' in ancient star cluster reveals missing red dwarfs

Scientists from the Space Telescope Science Institute (STScI) in Baltimore, Maryland, sought to study one stellar subject and ended up finding something even more exciting. The team's results published today in Astronomy ...

19 hours ago
Phys.org / We can predict space weather—what if we could also stop it?

The weather on Earth can get pretty messy sometimes. But in space, it can be wild, and the effects can be far-reaching. Solar flares, giant explosions on the sun, can send out streams of energy that block radio communications ...

19 hours ago
Phys.org / Thundering footsteps warn caterpillars of lethal ladybeetle attacks

Diminutive warty birch caterpillars (Falcaria bilineata), less than 1.5mm long, ardently defend their leaf tip homes from invading caterpillars by scraping and pounding the leaf to warn off potential invaders. But how might ...

18 hours ago