References

Latest References

What causes the feeling of 'butterflies' in your stomach?

By Marilyn Perkins, Anna Gora last updated

Flutters, knots and other stomach sensations tied to nervousness are all examples of the gut-brain axis in action.

Health
Live Science

About Live Science

By Live Science Staff last updated

Your journey of discovery begins at Live Science

Human Behavior
Best workout equipment for home, tried and tested by Live Science

Best workout equipment for home gyms 2025: Exercise in the comfort of your home

By Sam Hopes last updated

Buying Guide Set up your home gym with the best workout equipment for home.

Buying Guide
The monument for Marie Sklodowska Curie, the only person to win a Nobel Prize in two different sciences: the Nobel Prize for physics in 1903 (jointly with her husband), and the Nobel Prize for chemistry in 1911.

Nobel Prize in Chemistry: 1901-Present

By Live Science Staff last updated

The Nobel Prize in Chemistry includes famous winners such as Marie Curie and Otto Hahn.

Chemistry
One of the best laptops for photo editing

Best laptops for photo editing 2025: Our top picks for working with images and videos on the move

By Keumars Afifi-Sabet last updated

Buying Guide We've ranked the best photo editing laptops, from MacBooks to gaming notebooks

Buying Guide
A student using one of the best laptops for students in a coffee shop

Best laptops for students 2025

By Keumars Afifi-Sabet last updated

Buying Guide Ideal for work and entertainment, these are the best laptops for students in 2025.

Buying Guide
An artist's illustration of an artificial neural network.

Nobel Prize in Physics: 1901-Present

By Live Science Staff last updated

An artist's illustration of an artificial neural network.

Physics & Mathematics
One of the best laptops for coding

Best laptops for coding and programming 2025: Our best picks for working on the move

By Mike Jennings last updated

Find one of the best laptops for coding and programming so you can work on the go with ultimate power in a portable package.

Computing
Student using one of the best macbooks for students and taking notes

Best MacBooks for students 2025: Pick up a machine with immense performance in a portable frame

By Keumars Afifi-Sabet last updated

Buying Guide Looking to check out macOS? Here are the best MacBooks for students you can buy right now.

Buying Guide
an illustration of a DNA molecule being trascribed into an RNA by a large enzyme in the center of the image

Nobel Prize in Medicine: 1901-Present

By Live Science Staff last updated

Here's a look at past winners of the Nobel Prize in Physiology or Medicine.

Health
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