العلوم والبيئة
Black hole jets may decide the fate of entire galaxies
المصدر: All Top News -- ScienceDaily · نُشر
Powerful jets from supermassive black holes can disturb star-forming gas far beyond a galaxy’s visible edge, leaving a glowing trail hundreds of thousands of light-years long. By keeping this gas hot and preventing it from falling inward, the jets may help determine whether a gal
Powerful jets from supermassive black holes can disturb star-forming gas far beyond a galaxy’s visible edge, leaving a glowing trail hundreds of thousands of light-years long. By keeping this gas hot and preventing it from falling inward, the jets may help determine whether a galaxy keeps forming stars or becomes quiet.
أخبار ذات صلة
The Samsung Galaxy SmartTag 3's special feature is being a pet activity monitor
Not only can it keep tabs on your furball's location, it can monitor their motion and sleep too.
Engadget - Technology News & Expert Reviews ·
Light-activated crystals break down DNA-like molecules in water, potentially curbing antibiotic resistance
Engineers have developed a new approach for turning ordinary water into a weapon against antibiotic-resistant bacteria, according to a study published in the journal Chem Catalysis.
Phys.org - latest science and technology news stories ·
Butterflies use optical illusions to dodge predators
A bird attacking a butterfly will often find its beak snapping at thin air. According to new research, that split-second miss isn't just bad luck. It's caused by a visual illusion from the butterfly's wings.
Phys.org - latest science and technology news stories ·
Asgard archaea suggest crawling motility may be far older than previously thought
Asgard archaea, our closest known microbial relatives, play a key role in current models of the origin of more complex organisms, known as eukaryotes (all animals, plants, protists and fungi). However, their biology has so far been poorly understood.
Phys.org - latest science and technology news stories ·
Little-studied Antarctic basin could raise sea levels, but melt timing remains unknown
Over a century ago, Australian geologist Sir Douglas Mawson led a sledding expedition over hundreds of kilometers of ice into a remote part of East Antarctica. The party turned back after the tragic death of a party member. Fellow Australian Cecil Madigan led another group across
Phys.org - latest science and technology news stories ·