Sucking on your baby’s pacifier may protect them from allergies

Many parents do this without much thought — but they may be on to something.

Spain is poised to go fully-renewable by 2050

Está bien!

Fish oil doesn’t really do anything, new study suggests

Researchers say the chance of getting any meaningful benefit from taking omega-3 is one in 1,000.

Killer whales display personality traits such as playfulness, cheerfulness and affection — just like humans or chimps

They are really smart creatures.

Coffee or tea? The answer might lie in your genes

So, which one is your favorite?

Many Americans suffer from “social jet lag”, new social media study shows

Social media is more impactful than you might think.

Orangutans can ‘talk’ about the past and the future, study suggests

We used to believe this is a human-only perk.

New tech transforms human poop into clean biofuel

Sanitation and energy generation in one go.

Rainforest plant may treat pancreatic cancer through ‘antiausterity’ properties

Cool, now we need to find one for the economy, too!

Chinese archaeologists discover evidence of skull surgery in ancient, sophisticated hospital

It’s an important finding, from one of China’s richest archaeological sites.

What causes Blood Moons? The same thing that makes skies blue

Spooky!

Italian supervolcano might restart eruption cycle, new study concludes

There’s no reason to panic, researchers stress.

Dry irony: first rain in centuries causes extinction of Atacama Desert microbes

This also means that resurfaced liquid water on Mars might kill any hypothetical surviving microbes.

This stunning medieval book has 6 bindings — and is essentially 6 different books

It’s jaw-droppingly beautiful.

‘Oumuamua, our first interstellar visitor, is actually smaller than we thought

The small asteroid also seems to be emanating streams of gas that may explain why it was moving faster than it was supposed to.

Scientists find huge 19-mile impact crater under Greenland’s ice sheet

A meteorite might have slammed into the island as early as 12,000 years ago.

The science behind why leaves change color in autumn

What makes the rainbow of colours?

Pain, the self-fulfilling prophecy: When we expect something to hurt, it does

Mind over body.

How people use music as a sleeping aid

Music is free and doesn’t have negative side effects, unlike sleeping aid drugs.

Scientists zoom in on blood test for cancer

The test is quick and almost painless.