Brazilian and French researchers identify a new possible biological cause for depression
June 6, 2023 7:35 pmFailure to recycle neuron components leads to signs of the disease in mice similar to those seen in humans
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Pre-historic site may harbor the first araucaria pine record in rock art
June 6, 2023 7:35 pmCave painting at a prehistoric site in the interior of Paraná would be the first record of the species in rock art
The reason behind the megadiversity of fish in South America
June 6, 2023 7:34 pmGeological events of the last 55 million years have restructured hydrographic basins and contributed to the diversification of freshwater species
New buoy for measuring ocean winds
June 6, 2023 7:34 pmBrazilian scientists create essential device for installing wind farms at sea
Natural compounds can increase ethanol production from sugarcane bagasse
June 6, 2023 7:34 pmTreatment applied to the crop makes it easier to capture energy stored in the plant's cellulose
Luciana Santos: We need new arrangements
June 6, 2023 7:33 pmThe new minister of the MCTI talks about plans to recover public funding for research and how to combat gender inequality in science
Analysis of millions of papers and patents suggests science is becoming less disruptive
June 6, 2023 7:33 pmStudy indicates limits on the ability of researchers to change the direction of fields of knowledge
Cid Bartolomeu de Araújo: The adventures of light
June 6, 2023 7:32 pmPhysicist from Pernambuco explains phenomena that can be used to improve optical fibers, cell phones, new materials, and lasers
ChatGPT ushers in a new era in human-computer interaction
June 6, 2023 7:31 pmSoftware promises to reinvent everything from online search engines to voice assistants, with a multitude of ethical implications
System designed to detect manipulated images in scientific articles
June 6, 2023 7:31 pmArtificial intelligence can both generate fake images and help to identify them
Sawdust shows which tree species has been cut
June 6, 2023 7:30 pmAnti-illegal-logging technique identifies trees from sawdust using a microscope
Risky sex
June 6, 2023 7:30 pmPrecocious sexual activity increases incidence of disease and unwanted pregnancy
Hydrogen-powered plane
June 6, 2023 7:29 pmTwin-engine plane powered partially by hydrogen designed to reduce atmospheric carbon dioxide emissions
Retinography facilitates examinations in remote locations
June 6, 2023 7:29 pmDevice diagnoses patients with ophthalmological diseases in remote areas with a shortage of specialists
Billions of stars now visible amidst the fine dust of the Milky Way
June 6, 2023 7:29 pmTelescope in Chile captures the most detailed image of the Milky Way's stars and dust clouds
Medical services blighted by inequality in Brazil
June 6, 2023 7:28 pmSurvey highlights inequality in medical services between different regions of Brazil
Second Brazilian to head the PAHO
June 6, 2023 7:28 pmBrazilian physician Jarbas Barbosa Júnior named new director of the Pan American Health Organization
How egg whites can remove salt and microplastics from water
June 6, 2023 7:28 pmCompound made of egg white proteins removes salt from seawater and filters out microplastics
Laser beam deflects lightning in the Swiss Alps
June 6, 2023 7:05 pmScientists have managed to deflect lightning for the first time using short, intense laser pulses
A recipe for preserving the body after death
June 6, 2023 7:05 pmArchaeologist determines detailed recipes for the balms and ointments used to mummify bodies in Ancient Egypt
The ice of distant moons
June 6, 2023 7:05 pmEarth's inner core appears to be slowing down, which could cause subtle changes in the magnetic field that protects the planet
Earth’s core slowing down
June 6, 2023 6:55 pmEarth's inner core appears to be slowing down, which could cause subtle changes in the magnetic field that protects the planet
A new kind of marine environment
June 6, 2023 6:55 pmNew type of reef found off the coast of Espírito Santo was named coral hills
Another sign of oncoming menstruation
June 6, 2023 6:55 pmIn addition to mood swings, depression can be another side effect of menstruation
Applications by women for FAPESP fellowships and grants
June 6, 2023 4:35 pmWomen applying for more FAPESP fellowships and grants
When misconduct goes unpunished
June 6, 2023 4:34 pmSurvey finds that only one in five articles containing errors or suspected misconduct lead to a reaction by the publishing journal
American government details guidelines for preventing political interference in federal agencies
June 6, 2023 4:34 pmAmerican government details guidelines for preventing political interference in federal agencies
University in Bangladesh establishes scale to assess and punish plagiarism
June 6, 2023 4:34 pmUniversity in Bangladesh establishes scale to assess and punish plagiarism
Questions and answers
June 6, 2023 4:33 pmWhen we decided that ChatGPT would be the subject of this issue’s cover story, we could not resist asking the... View Article
Caves born from the sea
May 31, 2023 12:49 amStromatolites, created by microbial activity, provide evidence of maritime activity in caves that are now far inland