Science/Nature

Clever crows reveal ‘window into the mind’

Image copyright James St Clair Clever, tool-using crows have surprised scientists once again with remarkable problem-solving skills. In a task designed to test their tool-making prowess, New Caledonian crows spontaneously put together two short, combinable sticks to make a longer “fishing rod” to reach a piece of food. The findings are published in the journal […]

Science/Nature

Concrete plans

Image copyright Getty ImagesImage caption The world’s construction industry is one of the biggest producers of greenhouse gases We extract billions of tonnes of sand and gravel each year to make concrete for the building industry, and this is having an increasing environmental impact as beaches and river beds are stripped, warn campaigners. Alongside this […]

Science/Nature

Nasa ‘fixes’ Hubble malfunction

Image copyright NASAImage caption Hubble has been operational for 28 years Nasa believes it has fixed a malfunction with the Hubble telescope which threatened to limit the orbiting observatory’s performance. Earlier this month, one of Hubble’s gyros – needed to point the spacecraft – failed, forcing controllers to place the telescope in “safe mode” – […]

Science/Nature

Nasa photographs rectangular iceberg

Image copyright NASAImage caption The iceberg had recently calved from the Larsen C ice shelf in Antarctica Nasa has released a striking photo of a rectangular iceberg floating in the Weddell Sea off Antarctica. The US space agency said the object’s sharp angles and flat surface suggested it had recently broken away from an ice […]