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osvaldo bido

Chloroplast Demethylation Boosts Plant Stress Resilience

February 27, 2026

A key chemical tag on messenger RNA, called m6A, is common across all eukaryotes. Cells control how much of this tag appears by adding or removing it with specialized enzymes known as writers and erasers. In plant cells, the chloroplast—a site of photosynthesis—contains many mRNAs that carry this ta

science

The Secret Language of Plant Immunity

February 15, 2026

Plants have a clever chemical called salicylic acid that acts like an alarm system when attackers arrive. In the common lab plant Arabidopsis, scientists first mapped out how this alarm works: a special route called the isochorismate pathway makes salicylic acid, proteins named NPR bind to it, an

science

Plants' Secret Weapon Against Disease: Gene Fusion

January 24, 2026

Plants have a clever way to fight off diseases. They can mix and match genes to create new, powerful defenses. This process is called gene fusion. It happens when two separate genes join together to form a new one. Scientists have been studying this in plants, but they're still figuring out how it

science

Plants Fight Back: How Arabidopsis Uses Special Chemicals to Stop Bacteria

January 23, 2026

Plants have clever ways to protect themselves. When bacteria attack, they make special chemicals called hydroxycinnamoyl tyramine conjugates. These chemicals can hurt the bacteria, strengthen the plant's walls, and send signals to prepare for more stress. Scientists wanted to understand how these c

education

Math for All: Portland's Bold Plan to Level the Playing Field

January 1, 2026

In Portland, a new approach to math education is shaking things up. The goal? To give more students, especially those from lower-income families and students of color, a fair shot at advanced math classes. Here's how it's working. At Cesar Chavez K-8 School, seventh graders are diving into project-

health

More Women Can Now Use the Libido Drug Addyi

December 16, 2025

The FDA has recently given the green light to a wider group of women to use Addyi, a drug designed to boost sexual desire. This time, the approval is for postmenopausal women up to 65 years old. Addyi was first introduced a decade ago for premenopausal women dealing with emotional stress due to a lo

health

What's the Deal with Low Testosterone?

November 20, 2025

Low testosterone is a hot topic online, but most of what people say about it is not backed by science. Many videos and posts claim to have the answers, but the truth is much more complicated. Testosterone is a hormone that helps with muscle growth, energy, and sex drive. Low testosterone, or hypogon

health

Women and Testosterone: The Good, The Bad, and The Hairy

October 22, 2025

Testosterone is becoming popular among women for boosting sex drive and energy. Many women report feeling more alive, confident, and sexually active after taking high doses. However, this trend comes with risks, including facial hair, hair loss, and mood changes. Women's testosterone levels natural

science

Sugarcane Thrives Under Drought Thanks to a Tiny Helper

October 21, 2025

Drought is a big problem for sugarcane. It makes it hard for the plant to grow and produce sugar. But scientists found a way to help. They used a gene from a small plant called Arabidopsis. This gene, DREB1A, helps sugarcane handle drought better. Scientists put the DREB1A gene into sugarcane using

science

Tomato's Flowering Mystery: The Role of Key Genes

August 21, 2025

Tomatoes, like many plants, have a fascinating way of blooming. It's not just one gene that makes this happen. Instead, it's a team of genes working together. Scientists dove into this topic. They wanted to understand how three important genes in tomatoes help them flower. First, they looked at the