Evolutionary Origin of Flattened “Snowman” Kuiper Belt Object Arrokoth
The small Kuiper Belt object (486958) Arrokoth, encountered by NASA’s New Horizons spacecraft on January 1, 2019, is so far the most distant and most…
Chinese Academy of Sciences
Under-Regulated Pet Trade Leaves Thousands of Wildlife Species Vulnerable
Keeping reptiles is fashionable, but what are the consequences for wild reptiles? More reptiles are kept as pets than you might expect. In 2008, the…
Insight-HXMT Discovers Closest High-Speed Relativistic Jet to Black Hole
Insight-HXMT, China’s first space X-ray astronomical satellite, has discovered a low-frequency quasi-periodic oscillation (QPO) above 200 kiloelectron volts (keV) in a black hole binary, making…
Sexual Intercourse of Ostracods Revealed Through 100-Million-Year-Old Amber Discovery
Small bivalved crustacean ostracods are the most abundant fossil arthropods since the Ordovician and play an important role in paleoenvironmental reconstruction and evolutionary biology. The…
Global Maps of the Solar Corona Magnetic Field Created for the First Time
The Sun is a magnetized star. Its magnetic field is essentially three dimensional and it occupies all layers of the solar atmosphere. However, routine measurements…
Zooming In on Dark Matter Haloes
Most matter in the Universe is dark and completely different in nature from the matter that makes up stars, planets and people. Galaxies form and…
Ultrathin Flat Lenses for High Resolution Imaging Using Monolayer Transition Metal
Lenses are one of the most commonly used optical components in daily life, including eyeglasses, microscopic objectives, magnifying glass, and camera lenses. Conventional lenses are…
Composition Revealed of Weird Glistening “Gel-Like” Substance Discovered on Far Side of the Moon
The unusual dark greenish and glistening “gel-like” substance in a crater on the far side of the moon has attracted widespread interest following its discovery…
True Color of 99-Million-Year-Old Insects Revealed by Amber Fossils
Nature is full of colors, from the radiant shine of a peacock’s feathers or the bright warning coloration of toxic frogs to the pearl-white camouflage…
World’s Largest Telescope Detects Extragalactic Neutral Hydrogen Emission for the First Time
The Five-hundred-meter Aperture Spherical Radio Telescope (FAST) is the largest telescope with the highest sensitivity in the world. Extragalactic neutral hydrogen detection is one of…
“Amazing!” – Black Hole’s Heart Still Beating
The first confirmed heartbeat of a supermassive black hole is still going strong more than ten years after first being observed. X-ray satellite observations spotted…
Efficient Generation of Relativistic Near-Single-Cycle Mid-Infrared Pulses in Plasmas
The invention of chirped pulse amplification technique by Strickland and Mourou in 1985 has boosted the peak power of ultrashort laser pulses to an unprecedented…
Common Origin of Colossal Fermi Bubbles and Galactic Center X-Ray Outflows Revealed
A pair of gigantic gamma-ray bubbles centered on the core of the Milky Way galaxy were discovered by the Fermi Gamma-ray Space Telescope 10 years…
Important Missing Piece of Human History Uncovered From Ancient DNA
New ancient genomic research reveals information about human history in China. Newly released genomes from Neolithic East Asia have unveiled a missing piece of human…
Einstein Wrong, Nature Does “Play Dice” – Unknown Mechanism Leads to Quantum Interference in Simple Reaction
Is the simplest chemical reaction really that simple? Most people think that quantum theory, which describes the motion of molecules and atomic and subatomic particles,…
Quantum Resonances in Atomic and Molecular Collisions Near Absolute Zero
Recently, Prof. YANG Xueming from the Dalian Institute of Chemical Physics of the Chinese Academy of Sciences and Prof. YANG Tiangang from the Southern University…
Pulsed Optically Pumped Atomic Clock Design Achieves State-of-the-Art Frequency Stability
Chinese researchers have developed a pulsed optically pumped (POP) atomic clock with a frequency stability of 4.7 × 10-15 at 104 seconds based on a…
Origin of the First Known Interstellar Object ’Oumuamua – Explaining Its Mysterious Shape and Puzzling Motion
What is the origin of the famous interstellar object ‘Oumuamua? How was it formed and where did it come from? An article published on April…