Vampire bats’ bloody teamwork

Vampire bats are the only mammals that feed exclusively on blood. The way they manage to do that offers us some remarkable insights into evolution.

What the Vikings put in their pillows

Not too many people are able to identify birds by examining a single feather. But a number of folks need to know that sort of thing, and it can actually save lives.

Is the woolly mammoth really gone for good?

Should we reintroduce animal species that have died out? New technology may offer opportunities that no one could imagine a few decades ago. But the answer may not be as simple as you think.

Downsizing can be bad for your health

Organizational downsizing and job loss greatly increase a person’s risk of having to start different medications. Prescriptions for drugs to treat mental health issues are particularly widespread in this group.

Why the passenger pigeon died out

The passenger pigeon was once among the most numerous species on earth. The last passenger pigeon died in the Cinncinati Zoo just over 100 years ago. How did it all go so wrong?

Mystery in the bear cave

The oldest known bear bones from northern Scandinavia have been discovered in a limestone cave. But the cave also contained a mystery.

Brawler at the bird feeder

The common redpoll gets into brawls when it seems like it should really be watching out for enemies. How can that end well?

Archaeological finds unearthed on the fly

What was supposed to be a simple excavation to allow for the expansion of a church cemetery turned into a treasure trove of historic artefacts, including a decorative fitting from a book “imported” by Vikings from Ireland.

Vikings conquer Disney World

Disney World wants to showcase archaeological artefacts from the NTNU University Museum for millions of Florida visitors.

Fly hunter has discovered 30 new species

DNA analysis allows new species to be described all the time. Researcher Xiaolong Lin has recently published a description of eight new non-biting midge species, but has found many more.

Infidelity can be forgiven – but at a cost

Most people who have been unfaithful do not believe it when their partner says they forgive them. And the fact that men often don’t realize that emotional infidelity is a problem just feeds the conflict.

How tuberculosis hides in the body

The tuberculosis vaccine only works for children. BCG (bacille Calmette-Guerin) doesn’t protect you as an adult. Now we know more about how the bacterium avoids being detected.

Who needs prostate cancer treatment?

Many patients are treated for prostate cancer unnecessarily. Norwegian researchers are working to reduce overtreatment, while at the same time detecting the sickest patients. Now they’re receiving EU support.