科学(第 38 页)

科学涵盖了我们对地球和宇宙如何运作的理解。获取有关生物学、物理学、太空、恐龙等方面的最新消息，以及《问我们任何事》和《最奇怪的事》播客的最新剧集。

科学最新动态

Shiny fish oil capsules laid out on a table. Fish oil contains two omega-3 fatty acids called EPA and DHA. These acids are all found in flax seeds, walnuts, and fatty fish such as salmon.
科学

作者：Laura Baisas

Lush and green mint leaves growing in a garden. To keep disruptive “jumping genes” quiet, some plant species use a process called methylation, which adds regulatory markers to the specific sites in the DNA and can be passed down through epigenetic memory.
生物学

作者：Laura Baisas

A large group of white and gray fossils laid out on a blue tarp.
生物学

作者：Laura Baisas

SpaceX rocket docked at launch pad
Space X

作者：Andrew Paul

A NASA illustration of two astronauts in white spacesuits drilling into red Martian dirt.
火星

作者：乔恩·凯尔维

A portion of the far side of the Moon looms large just beyond the Orion spacecraft in this image taken November 21, 2022, by a camera on the tip of one of Orion’s solar arrays. The darkest spot visible near the middle of the image is Mare Orientale.
美国国家航空航天局 (NASA)

作者：Laura Baisas

Supermoon and full moon closeup
月球

作者：Rachel Feltman

Illustration of trackable objects orbiting Earth
太空

作者：Andrew Paul

Portrait of a little boy underwater crying
科学

作者：Geoffrey Bradford/The Conversation

A sequence of Hubble Space Telescope images from 1994 to 2020 that chronicles the waxing and waning of the amount of cloud cover on Neptune. This long set of observations shows that the number of clouds grows increasingly following a peak in the solar cycle.
太阳系

作者：Laura Baisas

An illustration of the ESA Solar Orbiter craft monitoring our giant orange sun.
太阳

作者：拉胡尔·拉奥

Famous, debunked black and white 'Surgeon's Photo' of Loch Ness Monster
生物学

作者：Andrew Paul

Two Emperor penguin chicks standing on sea ice in Antarctica.
科学

作者：Laura Baisas

An illustration showing three abelisaurs on a beach, with a dead dinosaur and another smaller dinosaur. Fossils have been found of several types of abelisaur showing the diversity of dinosaurs in Morocco at the end of the Cretaceous period.
恐龙

作者：Laura Baisas

Runners forming a V-shape with marathoner Eluid Kipchoge in the rear, on a road beside trees.
物理学

作者：本·瓜里诺

This Gua Sireh Cave art was drawn with charcoal on limestone save walls and is dated between 1670 to 1830 CE. Two geometric figures, with one prominently wielding a weapon are featured.
考古学

作者：Laura Baisas

Purple and blue visualizations of human chromosomes.
生物学

作者：Jocelyn Solis-Moreira

Plaster casts of the remains of Pompeii's victims. In the Nineteenth Century, archaeologist Giuseppe Fiorelli developed a technique using plaster to study the remains of the victims of Mount Vesuvius’ furious eruption.
考古学

作者：Laura Baisas

A hogfish swims near the Florida Keys. It has spikes on top and a pointy snout.
生物学

作者：Laura Baisas

Yellow spacecraft machinery against a white walled background.
月球

作者：Briley Lewis

An illustration of a sabertooth tiger in a grassland. Sabertooth tigers went extinct between about 8,000 and 10,000 years ago.
进化

作者：Laura Baisas

A coral reef just off of an island in Palau. Coral reefs in Palau provide critical habitats for a number of species and provide a storm barrier.
进化

作者：Laura Baisas

Colorful t-shirts hang on a clothing rack. According to Northwestern University’s Body and Media Lab, women’s clothing tends to be more painful, restrictive, and distracting, which can interrupt focus and make it more difficult to move around in the workplace.
科学

作者：Laura Baisas

An illustration of two NASA astronauts in a lunar crater.
月球

作者：乔恩·凯尔维

The remains of a Bronze Age cauldron and an artistic reconstruction of what it may have looked like thousands of years ago.
考古学

作者：Laura Baisas

Artist's interpretation of Venetoraptor gassenae in a Triassic landscape.
进化

作者：Laura Baisas

Dead humback whale on beach from aerial view
恐龙

作者：流行科学团队

The ring-shaped machinery of the Fermi National Accelerator Laboratory.
粒子物理学

作者：拉胡尔·拉奥

Members of the Dutch Tall Ship Oosterschelde wave goodbye from the quay in Rotterdam on August 4, 2023. The Rotterdam ship departs for a two-year world tour that scientist Charles Darwin made two centuries ago.
进化

作者：Laura Baisas

Artist impression of the stem pinniped Potamotherium valletoni swimming in his natural, freshwater environment. Grasses and plants grow below the animal, that has whiskers, legs, and flippers.
进化

作者：Laura Baisas

White dog inhaling colorful waves that represent smells. Illustrated.
生物学

作者：Brandon Keim

A new snake species named Tachymenoides harrisonfordi was discovered during an expedition in Peru in May 2022. The copper scaled snake is seen here coiled on some brown grass.
生物学

作者：Laura Baisas

Three human skulls sitting on a shelf. Cranial modification has been used for millennia to reshape the human skull.
考古学

作者：Laura Baisas

a crocodile poking its head out of the water
本周我学到的最奇怪的事情

作者：流行科学团队

Men pose outside of Michigan State University’s first observatory, circa 1888. The observatory is located behind where Willis House now stands on MSU’s campus, just south of Grand River and north of West Circle Drive in North Neighborhood.
考古学

作者：Laura Baisas

A purple galaxy cluster against a black background of space, studded with stars.
深空

作者：Briley Lewis

Four bivalve species found along the Maine coast, including the Northern Quahog, Eastern Oyster, a steamer clam, and a blue mussel presented together in a bed of seaweed at low tide.
生物学

作者：Laura Baisas

10 cosmically beautiful photos of the Perseid meteor shower from around the world
太空

作者：流行科学团队

Closeup photo of water pipe segments fitted together in situ at Pingliangtai.
考古学

作者：Laura Baisas

Talpa hakkariensis, found in the Hakkari region of southeastern Turkey, was identified as a new species of mole, highly distinctive in terms of both its morphology and DNA. The mole is peeking out of an underground burrow.
生物学

作者：Laura Baisas

An illustration of an ancient whale against a sea-blue background.
生物学

作者：Jocelyn Solis-Moreira

Our galaxy, the Milky Way.
太阳系

作者：Roberto Battiston/MIT Press Reader

Machinery at the center of the National Ignition Facility.
物理学

作者：拉胡尔·拉奥

Archaeologists dig in the dirt with a brush and scraper.
进化

作者：Laura Baisas

The white Boeing Starliner capsule above a blue Earth.
美国国家航空航天局 (NASA)

作者：乔恩·凯尔维

Green high density laser array
粒子物理学

作者：Andrew Paul

Virgin Galactic VSS Unity spacecraft orbiting Earth
私人太空飞行

作者：Andrew Paul

An artist’s impression of the planet Beta Pictoris b orbiting its star.
系外行星

作者：Laura Baisas

Maxar satellite imagery on August 9, 2023 showing total destruction of the Lahaina square and outlets after the Lahaina Wildfire, with one building still actively burning.
科学

作者：Laura Baisas

This communications company is a lifeline for far-flung operators
太空

作者：莎拉·斯科尔斯

Hands passing out blue medical masks.
生物学

作者：Jocelyn Solis-Moreira

A man is looking in a glass case of coprolites collected in Nong Yakong village, Chaiyaphum Province, Thailand.
进化

作者：Laura Baisas

Microscopic image of individual cell tattooed with gold array
生物学

作者：Andrew Paul

taxidermied two-headed goat kid
进化

作者：Ted Cavanaugh, 作者：Sara Kiley Watson

A hair whorl is a patch of hair growing in a circular pattern around a single point that is determined by the orientation of hair follicles.
生物学

作者：Laura Baisas

A NASA image of the sun with a bright solar flare in the upper left.
太阳

作者：乔恩·凯尔维

Reconstruction of Hupehsuchus about to engulf a shoal of shrimp. The ancient lizard widely opens its skinny snout and large mouth to swallow a large ball of shrimp.
进化

作者：Laura Baisas

An illustration of a brown dwarf and a hotter star, in white.
深空

作者：Briley Lewis

A Heliconius butterfly with black, orange, and white on its wings.
进化

作者：Laura Baisas

A long and skinny silver trumpetfish uses a colorful parrotfish as camouflage.
生物学

作者：Laura Baisas

Two astronauts walking in spacesuits in a desert
月球

作者：本·瓜里诺

Orion space capsule capturing surface of moon during NASA Artemis I mission
太空

作者：Charlotte Hu

Stars form a half-circle above a mountain lake.
太阳系

作者：Briley Lewis

JWST/NIRcam composite image of the Ring Nebula. The image clearly shows the main ring, surrounded by a faint halo and with many delicate structures. The interior of the ring is filled with hot gas. The star which ejected all this material is visible at the very center.
太空望远镜

作者：Laura Baisas

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