Astrophysics

Bird retinas work without oxygen, and now scientists know how

Bird retinas work without oxygen, and now scientists kn...

SIN Jan 21, 2026 0 20

The light-sensitive tissue of birds’ eyes is not supplied with oxygen by blood v...

Ape-like hominin Paranthropus was more adaptable than we thought

Ape-like hominin Paranthropus was more adaptable than w...

SIN Jan 21, 2026 0 16

A fossil discovery in northern Ethiopia expands the known range of Paranthropus,...

Oldest known rock art is a 68,000-year-old hand stencil with claws

Oldest known rock art is a 68,000-year-old hand stencil...

SIN Jan 21, 2026 0 16

Newly discovered rock art sites in Sulawesi, Indonesia, that date to nearly 68,0...

Our earliest vertebrate ancestors may have had four eyes

Our earliest vertebrate ancestors may have had four eyes

SIN Jan 21, 2026 0 21

Extraordinary fossils of 518-million-year-old jawless fish, among the earliest k...

Octopuses prompt rethink of why animals evolve big brains

Octopuses prompt rethink of why animals evolve big brains

SIN Jan 21, 2026 0 19

A popular idea suggests a link between big brains and a rich social life, but oc...

Cross-training may be the key to a long life

Cross-training may be the key to a long life

SIN Jan 21, 2026 0 15

People who combine different types of exercise - such as running, cycling and sw...

Bubble feeding trick spreads through humpback whale social groups

Bubble feeding trick spreads through humpback whale soc...

SIN Jan 21, 2026 0 16

Humpback whales off the west coast of Canada have learned a cooperative hunting ...

Scientists investigate ‘dark oxygen’ in deep-sea mining zone

Scientists investigate ‘dark oxygen’ in deep-sea mining...

SIN Jan 21, 2026 0 19

Startling findings in 2024 suggested that metallic nodules on the sea floor prod...

World is entering an era of 'water bankruptcy'

World is entering an era of 'water bankruptcy'

SIN Jan 21, 2026 0 16

Countries have spent beyond their sustainable water budgets for so long that cri...

Satellites could use magnetic fields to avoid collisions

Satellites could use magnetic fields to avoid collisions

SIN Jan 20, 2026 0 13

Two or more satellites could communicate and manoeuvre around one another using ...

Chernobyl cooling systems have lost power but meltdown risk is low

Chernobyl cooling systems have lost power but meltdown ...

SIN Jan 20, 2026 0 19

An electrical outage at Chernobyl nuclear power plant risks dangerous fuel overh...

Mars once had a vast sea the size of the Arctic Ocean

Mars once had a vast sea the size of the Arctic Ocean

SIN Jan 20, 2026 0 14

Spacecraft orbiting the Red Planet have helped researchers map out an ancient co...

Sunscreens made from ground-up wood reach an SPF of over 180

Sunscreens made from ground-up wood reach an SPF of ove...

SIN Jan 20, 2026 0 17

Concerns around common sunscreen chemicals have prompted the search for natural ...

Barnacle gloop could improve inflammatory bowel disease treatments

Barnacle gloop could improve inflammatory bowel disease...

SIN Jan 19, 2026 0 23

A "living glue" used by barnacles to attach to underwater surfaces could also se...

Why a tool-using cow could change how we see farm animals

Why a tool-using cow could change how we see farm animals

SIN Jan 19, 2026 0 20

A pet cow has learned to scratch herself with a broom, showing creative problem-...

Star appears to have vanished in a failed supernova

Star appears to have vanished in a failed supernova

SIN Jan 19, 2026 0 15

It is theoretically possible for a particularly massive star to collapse in on i...

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