Chemistry
How the Inca Discovered a Prized Pigment
The centuries-old history of titanium white
Scientists Find Plutonium Made in Outer Space on Ocean Floor
Research suggests the rare, heavy element may have been created by the collision of two neutron stars
New Chemical Process Turns Single-Use Plastics Into Fuels
Researchers say their method can break down hard-to-recycle plastics using half the energy of existing techniques
Scientists Use Laser Paintbrush to Craft Mini Version of van Gogh's 'Starry Night'
The colorful "brushstrokes" are "reversible, rewritable [and] erasable," says scholar Galina Odintsova
Why Did This Picasso Painting Deteriorate Faster Than Its Peers?
Study examines how animal glue, canvases, layers of paint and chemicals interacted to produce cracks in one work but not in others
Why Are Scientists Studying Coral's Smell?
Gassy chemicals may tell tales of coral health and climate change
This High Schooler Invented Color-Changing Sutures to Detect Infection
After winning a state science fair and becoming a finalist in a national competition, Dasia Taylor now has her sights set on a patent
A Medieval Woman Wore This 'Birthing Girdle' to Protect Herself During Labor
Researchers found traces of bodily fluids, as well as milk and other materials associated with pregnancy, on the ten-foot long parchment
Scientists Take Fundamental Measurements of Einsteinium for the First Time
The highly radioactive element was first created in a 1952 hydrogen bomb test
Chili Pepper Compound Increases Solar Cell Efficiency
Adding capsaicin, the chemical responsible for making chili peppers spicy, improved the efficiency of solar cells in experiments
For the First Time in 200 Years, a New Blue Pigment Is Up for Sale
Researchers discovered YInMn Blue in 2009. Now, you can purchase a tiny tube of the bright blue paint for $179.40
Scientists Use Iron to Turn Carbon Dioxide Into Jet Fuel
If the chemical reaction at the heart of the process can be scaled up, it could help reduce the carbon footprint of air travel
Black Smudge on Diary Page Reveals 1907 Arctic Expedition's Tragic End
New analysis suggests explorer Jørgen Brønlund spent his final hours trying—and failing—to light a petroleum burner
Researchers Reveal Why Seattle Salmon Bite the Dust After Rainstorms
A chemical found in car tire debris washes off roads into waterways, killing coho salmon returning to spawn
Breakthrough A.I. Makes Huge Leap Toward Solving 50-Year-Old Problem in Biology
Proteins are vital biological molecules, and it can require years of lab-based experiments to tease out the 3-D shape of just one
This Chili-Shaped Smartphone Accessory Can Measure a Pepper's Spiciness
New device can measure concentrations of capsaicin, the compound that gives peppers their burning heat
Why Did Ancient Egyptian Scribes Use Lead-Based Ink?
A new study uncovers the science behind ancient writing traditions
Engineered 'Super Enzyme' Breaks Down Plastic
The new enzyme could allow for infinite recycling of common PET plastic used in water bottles and clothing
Scientists Use Century-Old Seaweed to Solve a Marine Mystery
A treasure trove of data trapped in pressed seaweed helps explain the collapse of Monterey Bay's sardine fishery in the 1950s
Millennia-Old Cookware May Be the Key to Recreating Ancient Cuisine
A year-long experiment's ingredients, tools and cleaning techniques imitated early culinary practices as closely as possible
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