Sarah Wells

Sarah is a Boston-based writer covering science and technology. She's interested in the philosophical questions of science and technology and has been known to wax poetic about dead mathematicians and the ennui of light particles from time to time.

These robot snakes could one day explore Mars

Is nowhere safe?

Hold on to your lunch

2.15.2020 1:00 PM

Better storytelling could make some VR users less queasy

But only if you don't have much gaming experience to begin with.

2.13.2020 7:00 PM

Fragile crystals could help create better, tunable electronics

Experimental and theoretical physics meet again.

Not just for grapes

2.11.2020 4:00 PM

Joysticks and foot pedals could be the future of "microsurgery"

In randomized trials patients went under the knife -- some with robots and some without. Scientists call it "supermicrosurgery."

Jog your memory

2.10.2020 6:30 PM

This magnetic material could help solve our data storage problems

There's more data being created every day. Too much data. Antiferromagnetic materials could help.

2.7.2020 5:19 PM

Scientists apply ancient technique to better understand batteries

Lithium batteries are everywhere, so why don't they work better?

2.6.2020 9:41 PM

This robot is designed to suck your blood -- for medical reasons only

This blood-sucker is better at drawing blood than human doctors in some cases.

Seeing Eye to Eye

2.6.2020 6:10 PM

Drones can use echos to see a room around them

Scientists say that that approach could be used for cars and robots too.

2.5.2020 12:03 PM

Groundbreaking wallpaper could boost your phone's signal by 1,000 percent

Sarah Wells and Mike Brown

And conserve your battery while it's at it.

2.3.2020 8:31 PM

H&M-backed technology will create fast fashion from clothing slurry

It's a process called circulose.

Time for a pit stop

2.3.2020 4:33 PM

Synthetic gas could be as cheap as fossil fuels by 2022–report

But better infrastructure will be needed.

Curiosity didn't kill this cat

2.1.2020 1:15 PM

Curious robot assistant helps scientists make novel discoveries

This robot is designed to explore for exploration's sake.

1.31.2020 7:28 PM

Photonic computers could solve a classic problem that stumps your laptop — study

Quantum computers might want to watch their backs.

It's peanut butter jelly time

1.30.2020 5:09 PM

Bionic jellyfish can swim faster and better than the real thing

Scientists say they swim faster and longer than the real thing.

1.29.2020 4:28 PM

Why the uncanny valley is actually a good thing

And worried that it might be disappearing.

Light 'em if you've got 'em

1.27.2020 6:54 PM

Scientists design drug that makes tumors glow

This could help make smaller tumors easier to spot and remove.

Hair done, check your nails

1.24.2020 5:10 PM

This common beauty item could be the next big biofuel

This unlikely chemical could help create more environmentally friendly jet fuel.

1.24.2020 1:30 PM

Your password's dumb but you're not

Even a password manager won't save you. But it's not your fault.

1.23.2020 9:21 PM

Hybrid origami design can hold 14,000 times its own weight

This could change how you build furniture forever.

1.19.2020 6:39 PM

"PigeonBot" video shows how birds fly, and it's remarkable

After all these years, animals still do it best.