Scientists Have Developed a New, Better Antidepressant
Scientists have opened the door for a new class of fast-onset antidepressants. According to a recent study, a new small-molecule compound that regulates the firing…
American Association for the Advancement of Science News
Artificial Intelligence Agent Is a Winner at (the Game of) Diplomacy
An artificial intelligence (AI) agent named CICERO has mastered the online board game of Diplomacy. This is according to a new study by the Meta…
Ancient DNA Reveals Comprehensive Genomic History of the “Cradle of Civilization”
A comprehensive genomic history of the so-called “Southern Arc,” a region spanning southeastern Europe and Western Asia and long considered to be the “cradle of…
Rapid Eye Movements During REM Sleep Represent Gaze Shifts in the Dream World
Rapid eye movements during REM sleep represent gaze shifts in dreaming mice. According to a new study published in the journal Science, the characteristic eye…
NASA OSIRIS-REx Mission Sample Collection Reveals Asteroid Bennu’s Sub-Surface
Asteroid Bennu’s surface consists of low-cohesion rubble according to data gathered during the sampling of the asteroid by the OSIRIS-REx mission. This is the finding…
Resurgence of Bird Flu – Avian Influenza Virus – Raises Concern With Experts
With recent outbreaks identified in Canada and the United States, H5N1 – a highly pathogenic avian influenza virus (HPAIv) strain – is quickly becoming a…
Analysis of SARS-CoV-2 Reinfection Risk Shows Omicron COVID Variant Evades Immunity From Prior Infection
Analysis of SARS-CoV-2 reinfection risk in South Africa reveals differences among variants of concern. The Omicron variant of SARS-CoV-2 evades immunity from prior infection, an…
Variations in Earth’s Magnetic Inclination Are “Stop Signs” for Migrating Songbird
Informing how birds know when and where to stop migrating, researchers using nearly a century’s worth of data report that the Eurasian reed warbler –…
Autonomously Swimming Biohybrid Fish Made From Human Cardiac Cells Reveals Insights Into Heart Physiology
An autonomously swimming biohybrid fish, designed with a focus on two key regulatory features of the human heart, has revealed the importance of feedback mechanisms…
Highly Virulent and Transmissible Variant of HIV Discovered in the Netherlands
A highly virulent variant of HIV-1 has been circulating in the Netherlands for the past few decades, researchers report. According to the new study, a…
At Last: New Synthetic Tooth Enamel Is Harder and Stronger Than the Real Thing
Delivering what has been so challenging to produce, researchers present an engineered analog of tooth enamel – an ideal model for designing biomimetic materials –…
New Study Shows Third Dose of Pfizer-BioNTech COVID Vaccine May Protect Against Omicron
A new study that evaluated the effectiveness of the BNT162b2 (Pfizer-BioNTech) vaccine against the Omicron variant indicates that three doses could offer a sufficient level…
U.S. Military Evidence That Epstein-Barr Virus Causes Multiple Sclerosis
A new analysis of data from U.S. military recruits suggests multiple sclerosis (MS) – a disease considered of unknown etiology – is a complication of…
Planetary Evolution: Composition of Earth-Like Exoplanet Interiors Linked to Composition of Host Stars
The internal compositions of rocky exoplanets correlate with that of their host stars, according to a new study, but not 1:1. This suggests that planet…
A New Mineral – From Deep Inside the Earth – Discovered in a Diamond
For the first time, a high-pressure calcium silicate perovskite (CaSiO3) has been identified as a naturally occurring mineral from Earth’s lower mantle, researchers report. The…
Hydraulic Jump Drives Stratospheric Hydration Above Intense Supercell Thunderstorms
Scientists have provided new insights into how intense thunderstorms drive the injection of water vapor from the troposphere — the atmospheric layer closest to Earth’s…
Juno Spacecraft Reveals Jupiter’s Great Red Spot Extends Deeper Than Expected Into Giant Planet
Jupiter’s iconic Great Red Spot (GRS) – a 16,000-kilometer-wide tempest that has been churning in the planet’s atmosphere for several centuries – extends deeper into…
Intense Ivory Poaching Leads to Rapid Evolution of Tuskless African Elephants
Researchers report that intense ivory poaching during the Mozambican Civil War (1977-1992) resulted in the rapid evolution of tusklessness in female African elephants amid a…
