Notícias · Recifes

Petrobras e Pemex assinam acordo de cooperação em exploração, refino e fertilizantes

Memorando tem validade de dois anos e prevê avaliação conjunta de projetos em hidrocarbonetos, além de intercâmbio técnico e regulatório entre Brasil e México. O post Petrobras e Pemex assinam acordo de cooperação em exploração, refino e fertilizantes apareceu primeiro em Canal R

Admin Recifes 15/07/2026 8

Acordo entre Estados Unidos e Irã derruba preços do diesel e da gasolina no Brasil

Levantamento do IPTL mostra recuo nas bombas entre 14 e 20 de junho, após a assinatura do memorando de paz e a estabilização do mercado internacional. O post Acordo entre Estados Unidos e Irã derruba preços do diesel e da gasolina no Brasil apareceu primeiro em Canal Rural.

Admin Recifes 15/07/2026 5

They knew the pill was fake but their memory still improved

Healthy older adults experienced measurable improvements in memory, physical performance, and stress after taking placebo pills for just three weeks. The most surprising finding was that the placebo often worked even when participants knew the pills were completely inactive.

Admin Recifes 15/07/2026 5

When a pool or pond turns green with algae, don't reach for chemicals—nature has better so

When the Lincoln Memorial Reflecting Pool turned green with algae just days after a US$15 million renovation, the U.S. government scrambled for chemicals and expensive technical solutions to fix the iconic landmark.

Admin Recifes 15/07/2026 6

Switching spin states in manganese ions with light opens new path for molecular memory

Researchers at Johannes Gutenberg University Mainz (JGU) have developed a new way to use molecules as tiny data storage devices with a new manganese-based material. Until now, this was possible only with iron-containing molecular materials, which require very low temperatures—ran

Admin Recifes 15/07/2026 5

What science tells us about the algae bloom in the Lincoln Memorial Reflecting Pool

Algal blooms in the Lincoln Memorial Reflecting Pool in Washington, D.C., have long been a visible public nuisance. When the pool turned green again on June 15, less than two weeks after President Donald Trump's US$14 million renovation, it sparked outrage, a rush to use chemical

Admin Recifes 15/07/2026 6

What DC's algal bloom reveals about a growing water threat

When bright green water appeared in the newly renovated Lincoln Memorial Reflecting Pool, it drew national attention and sparked political finger-pointing. The culprit: cyanobacteria—sometimes called blue-green algae—a type of bacteria that can produce toxins harmful to people, p

Admin Recifes 15/07/2026 7

Reflecting pool algae: the science Trump needs to know – podcast

The Lincoln Memorial reflecting pool in Washington DC has hardly been out of the news since April when President Trump vowed to have it renovated, and painted ‘American flag blue’ by 4 July. Despite the pool being stripped, cleaned, coated and refilled, within days the algae that

Admin Recifes 15/07/2026 7

Scientists discover a surprising link between vitamin C and brain health

Could something as simple as vitamin C help support a healthier aging brain? In a study of more than 2,000 older adults in Japan, researchers found that people with lower vitamin C levels in their blood also tended to have less gray matter and weaker connections in a key brain ne

Admin Recifes 15/07/2026 7

Scientists discover why some brains resist Alzheimer's

Some brains appear to fight back against Alzheimer's by helping immature brain cells survive damage instead of succumbing to it. Understanding this natural resilience could point researchers toward entirely new ways to protect memory and slow dementia.

Admin Recifes 15/07/2026 7

Controlling magnetic chirality could help memory pack in more data

Magnetic storage devices, like a computer's hard disk drive, utilize magnets to represent binary data. However, as these devices are downsized, stray magnetic fields generated by individual magnetic components can interact with neighboring elements to cause operational malfunctio

Admin Recifes 15/07/2026 7

Nanobubbles cleaned up the Lincoln reflecting pool: Here's how they could be used on dying

Ahead of the 250th anniversary of the Declaration of Independence in the U.S., an ozone nanobubble system has been used to keep the Lincoln Memorial Reflecting Pool clear. Months before the celebrations, a massive cleanup of the pool had taken place, but despite this, an algae bl

Admin Recifes 15/07/2026 9

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