Study: Individuals value information as they do material objects

Technology has enabled the creation of a vast and growing amount of information, leading to benefits (e.g., more data to learn from) as well as drawbacks (e.g., the spread of fake news and conspiracy theories). New research ...

Metabolically engineered bacterium produces lutein

Lutein is classified as a xanthophyll chemical that is abundant in egg yolk, fruits, and vegetables. It protects the eye from oxidative damage from radiation and reduces the risk of eye diseases including macular degeneration ...

Study reveals 'spiteful' behaviour in bacteria

Bugged by freeloaders? You are not alone, and leeching off others is not just a human problem. In fact, it is not uncommon in the animal kingdom, where even some cheater species of bacteria exhibit such selfish behavior.

Friendly fungi announce themselves to their hosts

For many years after discovering a diverse population of sometimes dangerous microbes constantly living in our intestines, scientists described the situation as a form of living with the enemy. But when it comes to commensal ...

'Death shadow' dinosaur unearthed in Argentina

Argentine paleontologists have announced the discovery of an apex-predator dinosaur that measured three stories from nose to tail and eviscerated its prey with sharp, curved claws.

Western monarchs rebound but still below historic population

The number of Western monarch butterflies overwintering in California rebounded to more than 247,000 a year after fewer than 2,000 appeared, but the tally remained far below the millions that were seen in the 1980s, leaders ...

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