276 articles from MONDAY 19.10.2020

Fear and anxiety share same bases in brain

A recent report provides new evidence that fear and anxiety reflect overlapping brain circuits. The findings run counter to popular scientific accounts, highlighting the need for a major theoretical reckoning.

Palau's coral reefs: A jewel of the ocean

Scientists at the Khaled bin Sultan Living Oceans Foundation (KSLOF) have released their findings on the state of coral reefs in Palau. Their research, based on extensive underwater surveys, found Palau's reefs had the highest live coral cover of all the reefs studied on the Global Reef Expedition, a scientific research mission to assess the health and resiliency of coral reefs around the world....

Study will help fisheries management of a popular game fish—the smallmouth bass

For recreational fishing enthusiasts, the thrill of snagging their next catch comes with discovering what's hooked on the end of the line. In many freshwater streams and rivers—across the central and eastern parts of the U.S.—anglers are often catching a popular freshwater game fish: the smallmouth bass. Now, scientists have discovered a new level of biodiversity within that species.

Study discovers how some single-cell organisms control microbiomes

Large swaths of single-celled eukaryotes, non-bacterial single-cell organisms like microalgae, fungi or mold, can control microbiomes (a collection of tiny microbes, mostly bacteria) by secreting unusual small molecules around their cells, maintaining host survival and ecological success, according to a new study by NYU Abu Dhabi (NYUAD) Assistant Professor of Biology Shady Amin.

Save it or spend it? Advertising decisions amid consumer word-of-mouth

Most people have seen or heard from a friend, neighbor or family member about a product or service they've used and how their experience was. It's called observational learning or word-of-mouth. These communications don't provide an unbiased assessment of true quality. Given this, businesses are faced with the difficult decision of determining when and how to spend their ad dollars. New research...

Cheaters don't always win: Species that work together do better

The sign of a healthy personal relationship is one that is equally mutual—where you get out just as much as you put in. Nature has its own version of a healthy relationship. Known as mutualisms, they are interactions between species that are mutually beneficial for each species. One example is the interaction between plants and pollinators, where your apple trees are pollinated and the honeybee...

Management of a popular game fish, the smallmouth bass

For recreational fishing enthusiasts, the thrill of snagging their next catch comes with discovering what's hooked on the end of the line. In many freshwater streams and rivers -- across the central and eastern parts of the U.S. -- anglers are often catching a popular freshwater game fish: the smallmouth bass. Now, scientists have discovered a new level of biodiversity within that species.