Notícias · Recifes

Study questions growing international trade in critically endangered sand tiger sharks

In a new study led by University of Delaware researchers Aaron Carlisle and Ed Hale, researchers point to concerns in the international trade of sand tiger sharks, a critically endangered shark species globally, for display in aquariums. The work is published in the journal Front

Admin Recifes 15/07/2026 3

Q&A: Examining the Global South's call for environmental justice amid expanding technology

Digital technologies—from artificial intelligence to smartphones and data centers—are often described as "clean" innovations. Yet every device depends on minerals, electricity, labor and global supply chains, raising important questions about environmental justice and development

Admin Recifes 15/07/2026 2

Capturing the cosmic 'drift' before a star is born

Stars like our sun are formed from the collapse of stellar objects called prestellar cores, cold and dense concentrations of gas and dust held together by gravity. While many questions remain about the exact mechanisms of star formation, advanced radio telescopes have given resea

Admin Recifes 15/07/2026 2

Tarifas dos EUA e suas implicações no cenário eleitoral brasileiro

Análise sobre como tarifas dos EUA podem impactar as eleições no Brasil e a polarização política entre candidatos O post Tarifas dos EUA e suas implicações no cenário eleitoral brasileiro apareceu primeiro em Canal Rural.

Admin Recifes 15/07/2026 3

Death trap: what to do about the everyday items catching and killing Australian wildlife

Thousands of native animals get caught in back yard fruit nets, fences and fishing line every year. Here’s what you can do to helpChange by degrees offers life hacks and sustainable living tips each Saturday to help reduce your household’s carbon footprintGot a question or tip fo

Admin Recifes 15/07/2026 2

Heavy marijuana smoking may increase cancer risk, researchers warn

Heavy marijuana smoking may raise the risk of lung cancer and several head and neck cancers, according to growing research, but many important questions remain unanswered. Scientists are still trying to determine how much marijuana use is enough to significantly increase cancer r

Admin Recifes 15/07/2026 2

Creating synthetic life in a lab? SpudCell falls short of the goal, but raises even more u

Nature is beautiful, powerful and essential. But nature is not always gentle. The same biological world that gives rise to forests, coral reefs and human life also produces infections, cancer, genetic disease, crop blights and toxins. Natural processes can heal, sustain and inspi

Admin Recifes 15/07/2026 2

Gravitational waves reveal hidden populations within black hole mergers

Since gravitational waves were first detected in 2015, instruments including LIGO, Virgo and KAGRA have picked up a steady stream of signals from colliding black holes, building a catalog that now numbers in the hundreds. Yet despite this wealth of data, a fundamental question ha

Admin Recifes 15/07/2026 2

How simple changes to PowerPoint presentations can make a big difference for learners

Microsoft PowerPoint has become the default tool for presenting learning materials in classrooms, universities, corporate training programs, webinars and remote learning environments. But is it being used effectively? This question arises because learners face a major challenge.

Admin Recifes 15/07/2026 2

Why are healthy young non-smokers developing lung cancer?

An unexpected study found that young non-smokers with healthier diets had higher rates of lung cancer, raising questions about whether pesticide exposure from conventionally grown produce could play a role. Researchers stress that the findings are preliminary and require further

Admin Recifes 15/07/2026 2

Roman telescope will spot distant black holes that shred stars

How do black holes at the centers of galaxies form and grow over time? To answer this question, scientists need to detect and study supermassive black holes at great distances that existed much earlier in the universe's history. New research suggests NASA's Nancy Grace Roman Spac

Admin Recifes 15/07/2026 2

Ocean acidification emerging as a planetary signal linking today's carbon emissions to Ear

When most people hear the phrase "ocean acidification," they think of coral reefs, shellfish or declining fisheries. Those concerns are real. But while working on our recent research, I found myself asking a different question: What if ocean acidification is telling us something

Admin Recifes 15/07/2026 2

Acompanhe as Notícias da Recifes