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First chemist in history may have been a female perfumer—how the science of scents has changed since

Perfume making dates back at least 3,000 years—to the time of Tapputi-belat-ekalle, who is considered the first chemist in history. What we know about her comes from inscriptions on fragments of clay tablets dating back to the Middle Assyrian perio.....»»

Category: topSource:  informationweekJun 24th, 2024

Female capybara goes to Florida as part of a breeding program for the large South American rodents

A female capybara has arrived at a Florida zoo as part of a breeding program to bolster the population of the large South American rodents......»»

Category: topSource:  physorgRelated News19 hr. 10 min. ago

Researchers propose a new, holistic way to teach synthetic biology

The field of synthetic biology, the science of manipulating biology, has a lot of "cooks in the kitchen," which has both helped it flourish and made it unusually difficult to create a cohesive, consistent curriculum for students at every level of stu.....»»

Category: topSource:  physorgRelated News19 hr. 10 min. ago

Hail the size of golf balls and even grapefruit? The science of how tiny ice crystals grow dangerously large

Hail the size of grapefruit shattered car windows in Johnson City, Texas. In June, 2024, a storm chaser found a hailstone almost as big as a pineapple. Even larger hailstones have been documented in South Dakota, Kansas and Nebraska. Hail has damaged.....»»

Category: topSource:  physorgRelated News21 hr. 10 min. ago

The science behind splashdown—aerospace engineer explains how NASA and SpaceX get spacecraft safely back

For about 15 minutes on July 21, 1961, American astronaut Gus Grissom felt at the top of the world—and indeed he was......»»

Category: topSource:  physorgRelated News21 hr. 10 min. ago

Clean Water Act leaves about 55% of water flowing out of rivers vulnerable to pollution, study suggests

The Supreme Court ruled in 2023 that rivers that only flow in response to weather events—called ephemeral streams—do not fall under the protection of the Clean Water Act. Research published in the journal Science, led by University of Massachuset.....»»

Category: topSource:  physorgRelated News21 hr. 10 min. ago

Uranium science researchers investigate feasibility of intentional nuclear forensics

Despite strong regulations and robust international safeguards, authorities routinely interdict nuclear materials outside of regulatory control. Researchers at the Department of Energy's Oak Ridge National Laboratory are exploring a new method that w.....»»

Category: topSource:  physorgRelated NewsJun 27th, 2024

Scientists develop the next generation of highly efficient memory materials with atom-level control

Like the flutter of a butterfly's wings, sometimes small and minute changes can lead to big and unexpected results and changes in our lives. A team of researchers at Pohang University of Science and Technology (POSTECH) has made a very small change t.....»»

Category: topSource:  physorgRelated NewsJun 27th, 2024

Ecologists reconstruct history of biodiversity in Indo-Australian archipelago and its rise as a hotspot

The Coral Triangle, also known as the Indo-Australian Archipelago, is renowned for having the greatest marine biodiversity on our planet. Despite its importance, the detailed evolutionary history of this biodiversity hotspot has remained largely a my.....»»

Category: topSource:  physorgRelated NewsJun 27th, 2024

New strategy to obtain carbon nanotube fibers with higher dynamic strength

In a study published in Science on June 21, Prof. Jian Muqiang from Peking University and the Beijing Graphene Institute and others developed a strategy to fabricate carbon nanotube fibers with the dynamic strength up to 14 GPa......»»

Category: topSource:  physorgRelated NewsJun 27th, 2024

The Best Mosquito Repellents, according to Science

Mosquito experts break down how to choose and use the best mosquito repellents.....»»

Category: scienceSource:  sciamRelated NewsJun 26th, 2024

The Hidden Story of Trailblazing Black Astronauts at NASA

A new film details the history of Ed Dwight and NASA’s first Black astronaut candidates.....»»

Category: scienceSource:  sciamRelated NewsJun 26th, 2024

New Understandings of Food, Fat, Fitness and Evolution

Quantum observers, migrating mangroves, the deep history of an asteroid and understanding appetite in this issue of Scientific American.....»»

Category: scienceSource:  sciamRelated NewsJun 26th, 2024

Poem: ‘An Ars Poetica’

Science in meter and verse.....»»

Category: scienceSource:  sciamRelated NewsJun 26th, 2024

July/August 2024: Science History from 50, 100 and 150 Years Ago

Death rays; the sawfly’s barf defense.....»»

Category: scienceSource:  sciamRelated NewsJun 26th, 2024

Advanced Meditation Alters Consciousness and Our Basic Sense of Self

An emerging science of advanced meditation could transform mental health and our understanding of consciousness.....»»

Category: scienceSource:  sciamRelated NewsJun 26th, 2024

Supreme Court’s ‘Chevron Deference’ Decision Could Make Science-Based Regulation Harder

The Supreme Court is considering the fate of Chevron deference, a 40-year legal principle that has shaped the role of government agencies. The outcome could affect medication approval, pollution regulation, and more.....»»

Category: scienceSource:  sciamRelated NewsJun 26th, 2024

Whales Are Dying but Not from Offshore Wind

Politicians and nonprofit groups have blamed offshore wind turbines for whale deaths, but the science doesn’t support those claims—at all.....»»

Category: scienceSource:  sciamRelated NewsJun 26th, 2024

Three female GOP state senators who filibustered S.C. abortion ban lost their primaries

Three female GOP state senators who filibustered S.C. abortion ban lost their primaries.....»»

Category: gadgetSource:  yahooRelated NewsJun 26th, 2024

More women in venture capital doesn"t mean more funding for female-led businesses, new research suggests

Venture capital plays an important role in helping new businesses get off the ground. The field also has a stubborn gender gap......»»

Category: topSource:  physorgRelated NewsJun 26th, 2024

Time-compression in electron microscopy: Terahertz light controls and characterizes electrons in space and time

Scientists at the University of Konstanz in Germany have advanced ultrafast electron microscopy to unprecedented time resolution. Reporting in Science Advances, the research team presents a method for the all-optical control, compression, and charact.....»»

Category: topSource:  physorgRelated NewsJun 26th, 2024