Here we see a photo of a section of the Book of the Dead. Hieroglyphics are on the bottom and illustrations of people doing funerary rites are on top.

52-foot-long Book of the Dead papyrus from ancient Egypt discovered at Saqqara

By Owen Jarus published 26 January 23

For the first time in 100 years, a full "Book of the Dead" papyrus has been uncovered at Saqqara.

woman using one of the best electric toothbrushes

The 10 best electric toothbrushes 2023 for a deeper clean

By Joanne Lewsley last updated 26 January 23

Buying Guide The Live Science team has tested a number of the best electric toothbrushes, from budget-friendly options to AI-integrated technology.

Buying Guide

Pirates stole ships, gold and other treasures on the high seas.

10 of the most notorious pirates in history

By Patrick Pester, Heather Whipps published 26 January 23

The most notorious pirates wreaked havoc from China to the Caribbean. Here are 10 fearsome pirates from history.

A diagram from NASA's Scout system shows the path of asteroid 2023 BU in red, deflected by Earth's gravity. The green circle represents the orbit of Earth's geosynchronous satellites.

Asteroid set to make 'extraordinarily close' approach to Earth tonight. Here's how to watch.

By Stephanie Pappas published 26 January 23

Asteroid 2023 BU will be closest to Earth on Thursday (Jan. 26) at 4:17 p.m. EST (2117 GMT).

Insomnia: Causes, symptoms and treatment

By Rachael Rettner last updated 26 January 23

Insomnia is a sleep disorder that makes it difficult to fall or stay asleep.

Blueberry protein powder in blender, smoothie preparation, top view.

Best protein powder 2023: Boost your nutrition

By Patricia Carswell last updated 26 January 23

BUYING GUIDE Meet your health and fitness goals with the best protein powder — tried and tested by the Live Science team.

BUYING GUIDE

An ant drinking water pooling on a leaf.

Ants can detect the scent of cancer in urine

By Jennifer Nalewicki published 25 January 23

Ants use their antennae to sniff out cancer

The robot melting itself to escape from a cell, before reconstituting itself on the other side.

Real-life 'Terminator 2' robot can melt to escape jail, then solidify on command

By Ben Turner published 25 January 23

The robot uses magnetic induction to heat itself up and transform into a liquid

Here we see an illustration of a brown squirrel-like primate climbing a tree with an aurora in the background.

52 million years ago, strange primates lived in complete darkness in the Arctic

By Cameron Duke published 25 January 23

During the Eocene, the Arctic was a warm, swampy place that these primates called home.

a scientist's hand, covered by a purple glove, holds a petri dish with visible e. coli colonies growing on it

Antidepressants could fuel the rise of superbugs, lab dish study suggests

By Nicoletta Lanese published 25 January 23

A lab study suggests that antidepressants may push bacteria to become superbugs.

An Artist's concept image of Demonstration for the Rocket to Agile Cislunar Operations (DRACO) spacecraft, which uses a nuclear engine.

NASA to test nuclear rocket engine that could take humans to Mars in 45 days

By Ben Turner published 25 January 23

This is the first time a nuclear powered engine has been tested in fifty years

An artist's illustration of what the new species may have looked like.

Never-before-seen pterosaur had nearly 500 teeth and ate like a flamingo

By Harry Baker published 25 January 23

A never-before-seen species of pterosaur had hundreds of hooked teeth that helped it filter its food in a similar way to living flamingos.

Nikon Monarch HG 10x42 binoculars placed on a fence post

Nikon Monarch HG 10x42 binocular review

By Jason Parnell-Brookes published 25 January 23

Review With their flawless design, the Nikon Monarch HG 10x42 binoculars are built to last and have fantastic optical clarity to match

Review

Choline: Sources, benefits and deficiency

By Lou Mudge published 25 January 23

Choline is an essential nutrient that plays a role in metabolism and brain development.

Comet C/2022 E3 (ZTF) with a short third tail (to the left of the comet) and longer gas and dust tails (to the right of the comet) on Jan. 21.

Optical illusion gives rare green comet an ‘anti-tail’ that seemingly defies physics

By Harry Baker published 25 January 23

C/2022 E3 (ZTF), a comet that has recently made headlines as it flies closer to Earth, briefly developed an ethereal third tail thanks to a weird optical illusion.

Can't sleep? An expert reveals why anxiety may be worse at night

By Louise Bond published 25 January 23

Experiencing anxiety at night can interfere with sleep.

Nikon Prostaff P3 8x42 binocular review

By Jason Parnell-Brookes published 25 January 23

Review The Nikon Prostaff P3 8x42 binoculars are beginner-friendly, entry-level binoculars with sharp optics at an affordable price

Review

A wispy blue cloud of molecular gas glows from the light of distant stars in this James Webb Space Telescope image

The James Webb Telescope detected the coldest ice in the known universe – and it contains the building blocks of life

By JoAnna Wendel published 24 January 23

The James Webb Space Telescope's latest observations of icy molecules will help scientists understand how habitable planets form.

A satellite image of the Earth seen from the moon, taken by South Korea's Danuri spacecraft

South Korea's lunar orbiter unveils jaw-dropping images of Earth and the moon

By Brandon Specktor published 24 January 23

The Danuri spacecraft arrived in lunar orbit in Dec. 2022, and its first image dump is out of this world.

A photo of a sword from the Bronze Age and a poster advertising an upcoming museum exhibition.

'Replica' sword is really 3,000 years old and may have been used in battle

By Jennifer Nalewicki published 24 January 23

X-rays of a sword that had been sitting in museum storage reveals that it’s actually from the Bronze Age.