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Washington State University


Researchers recreate ancient Egyptian blues

A team of researchers from Washington State University has recreated the world's oldest synthetic pigment, Egyptian blue, used in ancient Egypt around 5,000 years ago. By studying the pigments' properties and variability, they have gained insights into how it was made and its potential applications.

SourceWashington State University·Journalnpj Heritage Science·TypeExperimental study·DateJun 2, 2025

Study: Emotional responses crucial to attitudes about self-driving cars

A new study from Washington State University examines the role of emotional responses in shaping public attitudes toward self-driving cars. Researchers found that feelings of excitement and curiosity, as well as beliefs in technology's social benefits, play a significant role in determining whether people would adopt autonomous vehicles.

SourceWashington State University·JournalTransportation Research·TypeSurvey·DateMay 27, 2025

Microwave technologies give hummus longer shelf life, eliminate preservatives

Washington State University researchers used microwave technology to create shelf-stable hummus without chemical preservatives. Lentil-based hummus retained 75% of vitamin C after treatment, offering a healthier alternative. The innovative process allows for predictable and rapid heating of pre-packaged food.

SourceWashington State University·JournalJournal of Food Process Engineering·TypeExperimental study·DateMay 22, 2025

Emotional expressions shape how help is received in the workplace

New research from Washington State University finds that helpers' emotional expressions can influence whether their assistance is welcomed or resentful. Helpers who express emotions like gratitude and sympathy are more likely to foster trust and future collaboration, while those who display pride or contempt have their motives questioned.

SourceWashington State University·JournalAcademy of Management Journal·TypeExperimental study·DateMay 21, 2025

Wild spinach offers path to breed disease resistance into cultivated varieties

Researchers at Washington State University identified several wild spinach varieties with resistance to Fusarium wilt, a persistent problem for commercial spinach seed growers. These findings can be used to breed hardier crops through marker-assisted selection, providing a tool for immediate application in breeding programs.

SourceWashington State University·JournalScientific Reports·TypeExperimental study·DateMay 20, 2025

Scientists discover a new way to convert corn waste into low-cost sugar for biofuel

Researchers at Washington State University have discovered a new way to produce sugar from corn stalks and other crop waste using an ammonium sulfite-based alkali salts process. This method allows for the efficient conversion of cellulosic biomass into sugar, making it a potentially cost-competitive alternative to traditional methods.

SourceWashington State University·JournalBioresource Technology·TypeExperimental study·DateMay 6, 2025

New study reveals wealth inequality’s deep roots in human prehistory

A new study led by Washington State University archaeologist Tim Kohler challenges traditional views that disparities in wealth emerged suddenly with large civilizations. The research found that wealth inequality started to increase roughly 1,500 years after the advent of agriculture, driven by population growth and competition for land.

SourceWashington State University·JournalProceedings of the National Academy of Sciences·DateApr 14, 2025

Barbeque and grandma’s cookies: New study looks at nostalgia, comfort in food preparation for older adults

A Washington State University study explores the role of nostalgia and comfort in prepared meals for older adults. The research highlights the significance of texture variety and cheese flavor in increasing appeal, with participants preferring foods that evoke a sense of warmth and familiarity.

SourceWashington State University·JournalJournal of Food Science·TypeExperimental study·DateFeb 11, 2025

Blood-powered toes give salamanders an arboreal edge

Researchers at Washington State University discovered that wandering salamanders use a unique mechanism to control blood flow in their toe tips, enabling them to optimize attachment and detachment on irregular surfaces. This discovery has implications for bioinspired designed, including the development of adhesives and prosthetics.

SourceWashington State University·JournalJournal of Morphology·DateJan 29, 2025