العلوم والبيئة
What space travel teaches us about sleep and circadian rhythms
المصدر: Phys.org - latest science and technology news stories · نُشر
On Earth, most of us rarely have to think about the signals that keep our internal clocks aligned. The sun rises, daylight changes, darkness arrives and morning comes again.
On Earth, most of us rarely have to think about the signals that keep our internal clocks aligned. The sun rises, daylight changes, darkness arrives and morning comes again.
أخبار ذات صلة
Iron Age skulls reveal some babies had flat head syndrome—long before the 'Back to Sleep' campaign
Nearly 3,000 years ago, in central Italy, dozens of Picene people were laid to rest curled up on their sides, as if asleep. When their eternal slumber was disturbed thousands of years later, researchers noted a curiously familiar pattern, one many modern parents and doctors fret
Phys.org - latest science and technology news stories ·
Astronomers discover the lowest-mass double neutron star system to date
Neutron stars, the extremely dense remains of massive stars that exploded at the end of their lives, are widely studied astrophysical objects. Some of these stars, known as pulsars, spin and send out beams of radio waves, making them appear to pulse as the beams sweep past Earth.
Phys.org - latest science and technology news stories ·
How to see the Orionid meteor shower from Friday
Friday sees the start of the Orionid meteor shower as Earth passes through debris left behind by Halley’s Comet. It peaks later in October.
feeds.bbci.co.uk ·
Pompeii’s 2,000-year-old eruption just gave scientists a better clock for Earth’s past
Mount Vesuvius’ famous 79 CE eruption has given scientists a remarkably precise benchmark for dating events deep in Earth’s past. The improved technique could sharpen the timelines of volcanic eruptions, asteroid impacts, extinctions, and other major moments in geological history
All Top News -- ScienceDaily ·
Bats may have first evolved in Europe 65 million years ago
A huge genomic and fossil study suggests bats first evolved in Europe around 65 to 60 million years ago before spreading across the globe. The findings also indicate that flight and echolocation emerged near the beginning of bat evolution, potentially helping explain how bats bec
All Top News -- ScienceDaily ·