Physicist who found spherical meteor fragments claims they may come from an alien spaceship – here's what to make of it

Jul 11, 2023 07:36 am UTC| Science

Avi Loeb, a physicist from Harvard University in the US, has recovered 50 tiny spherical iron fragments from the bottom of the Pacific Ocean that he claims may be material from an interstellar alien spaceship. Loeb is...

Biting flies are attracted to blue traps – we used AI to work out why

Jul 05, 2023 03:38 am UTC| Science

Flies which feast on blood such as tsetse and horse flies inflict painful bites and spread debilitating diseases among people and animals alike. So a lot of work has gone into designing the most efficient traps to...

Space Science Series

Astronomers see ancient galaxies flickering in slow motion due to expanding space

Jul 04, 2023 07:40 am UTC| Science

According to our best understanding of physics, the fact space is expanding should influence the apparent flow of time, with the distant Universe appearing to run in slow motion. But observations of highly luminous and...

Bees are astonishingly good at making decisions – and our computer model explains how that's possible

Jun 28, 2023 15:30 pm UTC| Science

A honey bees life depends on it successfully harvesting nectar from flowers to make honey. Deciding which flower is most likely to offer nectar is incredibly difficult. Getting it right demands correctly weighing up...

Lab-grown meat techniques aren't new – cell cultures are common tools in science, but bringing them up to scale to meet society's demand for meat will require further development

Jun 28, 2023 15:30 pm UTC| Science

You might be old enough to remember the famous Wheres the Beef? Wendys commercials. This question may be asked in a different context since U.S. regulators approved the sale of lab-grown chicken meat made from cultivated...

Nuclear fusion breakthrough: Decades of research are still needed before fusion can be used as clean energy

Jun 28, 2023 15:28 pm UTC| Science

The U.S. Department of Energy reported a major scientific breakthrough in nuclear fusion science in December 2022. For the first time, more energy was released from a fusion reaction than was used to ignite it. While...

How uploading our minds to a computer might become possible

Jun 28, 2023 00:35 am UTC| Science

The idea that our mind could live on in another form after our physical body dies has been a recurring theme in science fiction since the 1950s. Recent television series such as Black Mirror and Upload, as well as some...