New Scientist Space - Cosmology

Changes in rock formations from before and after the mass extinction event 66 million years ago may reflect how dinosaurs acted as ecosystem engineers, shaping vegetation and even the meandering of rivers

Trial participants who received an increased weekly dose of Wegovy lost 19 per cent of their body weight in a year on average, but also saw a higher risk of painful skin sensations and nausea

A 1.3-kilometre swim by a jaguar is the longest ever confirmed, but the cat's motives for making the journey are unclear

Childhood obesity rates have surpassed those of undernutrition for the first time, suggesting efforts to combat malnutrition will have to shift gears.

A study of festivalgoers suggests that drinking beer and sharing a bed makes you more attractive to mosquitoes

The gas giant has been measured for the first time in decades, trimming 8 kilometres from its diameter

Astronomers have struggled to explain why a long and thin cloud forms above Mars’s Arsia Mons volcano each year, until now

Ancient remains from a cave in Serbia show that Neanderthals were hunting mountain goats 300,000 years ago, adding to evidence of their ability to adapt to different environments

A hidden world of quantum metrologists ensure that everyday devices perform safely and correctly, but their work is never done

An archaeological dig in northern England shows iron and lead processing continued and even increased after the departure of the Romans

Our first attempt at shifting the orbit of an asteroid has provided crucial insight into how we could safely deflect a space rock that was hurtling towards Earth

By combining the information storage capabilities of DNA with a design inspired by a cassette tape, researchers have created a storage medium that can hold 36 petabytes of data

A mix of three antibodies seems to protect mice against several strains of influenza and could one day be useful against seasonal flu or pandemics

Feedback is mystified by a new way to assess interstellar visitors and the risks they pose, be they lumps of ice or alien craft. Just pray they don’t top out on the Loeb Scale

There are three key nutrients that all plants need – nitrogen, phosphorous and potassium – but in different amounts. So finding fertiliser that suits all your plants might seem tricky, but there is a simple solution, says James Wong

After fifty years of books, games and movies, what more could the Aliens franchise deliver? An inventive TV show, with fresh monsters and new heroes, finds our TV critic Bethan Ackerley

Not only are children starting puberty earlier, they face a digital world where, for good and bad, most of their interactions are internalised. How We Grow Up is scary, illuminating and hopeful, says Chris Simms

There is growing opposition to environmental policies around the world, but could researchers have found a way around this, asks Graham Lawton

Diagnosing mental health conditions like anxiety and depression can be difficult, but it turns out that your nose could help doctors understand when you are feeling the strain, says Gillian Forrester

We know fermented foods do us good, but the ZOE founder's new book still surprises with fascinating facts - and avoids feeling like an ad for his gut supplements, says Helen Thomson