Amina Khan – Page 2 –

Inspired by origami, scientists build artificial muscle that lifts 1,000 times its own weight

August 22, 2019 at 1:47 a.m.

Scientists at the Massachusetts Institute of Technology and Harvard University have developed a variety of origami-inspired artificial muscles that can lift up to a thousand times their own weight —...

Los Angeles is seen at night from Griffith Observatory. Scientists say Earth's light pollution is on the rise, with implications for the environment and human health.

Artificial lights are eating away at dark nights — and that’s not a good thing

May 9, 2019 at 1:19 p.m.

Earth is losing its darkness. A new study using satellite data finds that artificially lit surfaces around the world are spreading and growing brighter, producing more light pollution at night....

Data from digital fitness trackers combined with social network analyses reveal that one person's running habits can influence their friends' running habits.

Exercise can be contagious, new social network analysis finds

June 5, 2018 at 2:09 a.m.

Now here's a contagion that might not be so bad to encounter. A new analysis of the running habits of about 1.1 million people reveals that exercise is indeed contagious...

Saturn’s moon Enceladus might have the right elements to sustain Earth-like life

August 21, 2019 at 10:57 p.m.

On its deepest dive through the spray that shoots up from Saturn's icy moon Enceladus, NASA's Cassini spacecraft picked up signs of molecular hydrogen and carbon dioxide — two ingredients...

Archosaur fossils found in Tanzania are forcing scientists to rethink the evolution of dinosaurs

August 21, 2019 at 10:56 p.m.

Scientists have identified one of the earliest known dinosaur relatives — and it doesn't look anything like they expected. Researchers had thought that the oldest dinosaur cousins would look rather...

Astronomers find a super-Earth that may have a watery atmosphere, just 39 light-years away

August 21, 2019 at 10:53 p.m.

A team of astronomers says they've caught wind of an atmosphere around a super-Earth known as GJ 1132b, just 39 light-years away. The findings, described in the Astronomical Journal, mark...

Natural Brexit: Britain’s original separation from Europe left scars on English Channel

August 21, 2019 at 10:51 p.m.

As it turns out, Brexit was not the first time Britain has separated from the European mainland. Scientists say that England and France were once connected by a ridge of...

How did Mars lose so much of its atmosphere? Blame the sun

August 21, 2019 at 10:48 p.m.

After circling the Red Planet for more than a full Martian year, NASA's MAVEN spacecraft has discovered the culprit behind much of Mars' missing air: a young, rambunctious sun. The...

New findings about dinosaurs go against 130 years of science

August 21, 2019 at 10:40 p.m.

The dinosaur family tree may need to be radically rewritten — and even uprooted and replanted elsewhere, a new analysis of about 75 different species shows. The findings, published in...

In a first, scientists detect ‘fast radio bursts’ from beyond the Milky Way galaxy

August 21, 2019 at 9:35 p.m.

Sifting through the heavens like prospectors panning silt for a glint of gold, astronomers say they have finally pinpointed the source of so-called fast radio bursts – brief, powerful and...

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