Search results for periodic eye examinations

Social Sciences Apr 15, 2024

Sweden seen through the eyes of the US: Changing perceptions?

Sweden has long had a strong symbolic value in US politics, representing a utopia that has chosen a golden middle way between capitalism and socialism. However, the tone has not always been positive and this image has been ...

Plants & Animals Apr 3, 2024

Extinction risk to southern resident orcas accelerating as researchers raise alarm

Orca scientist Rob Williams always thought that conservation was a knowledge problem, that once science showed why a species was declining, people would fix it.

Plants & Animals Mar 18, 2024

Eyes open and toes out of water: How a giant water bug reached the island of Cyprus

The island of Cyprus, although considered a hotspot for biodiversity in the Mediterranean, is more famous for its beautiful sunny coasts than for its insect fauna. Nevertheless, some visitors of its highly populated beaches, ...

Planetary Sciences Mar 18, 2024

A holistic look at Earth's chemical cycling sheds light on how the planet stays habitable

We all know Earth is special, but we may not fully appreciate how good we have it on this planet. Unlike its planetary neighbors, Earth has remained habitable for billions of years thanks to a complicated, ever-changing dance ...

Paleontology & Fossils Mar 4, 2024

One of the best fossil eyes on the planet

About 11 to 16 million years ago, in the middle of the Miocene period, more than 100 caddisflies met their end in a lake.

Analytical Chemistry Feb 28, 2024

Light stimulates a new twist for synthetic chemistry

Molecules that are induced by light to rotate bulky groups around central bonds could be developed into photo-activated bioactive systems, molecular switches, and more.

Plants & Animals Feb 21, 2024

How bats survive Norwegian winter nights

You have probably seen bats flying at dusk. They suddenly appear on summer evenings, when other flying creatures have settled down for the night. However, they are not a common sight in Norway, because there aren't that many ...

Social Sciences Feb 1, 2024

Under the skin: Bullying's hidden health effects

Intimidation at school is a widespread and worrying phenomenon being examined through psychology and genomics.

Paleontology & Fossils Jan 31, 2024

A 365-million-year-old fish with an extreme underbite showcases vertebrate diversity

Vertebrates are defined as all animals that possess a vertebral column, or backbone. Most living vertebrates also possess jaws, teeth and paired fins or limbs.

Plants & Animals Jan 30, 2024

Scientists pinpoint growth of brain's cerebellum as key to evolution of bird flight

Evolutionary biologists at Johns Hopkins Medicine report they have combined PET scans of modern pigeons along with studies of dinosaur fossils to help answer an enduring question in biology: How did the brains of birds evolve ...

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