Science Hub

09/12/2025

Interesting facts about the Nobel prize in physics :

1. Youngest Nobel Prize in Physics winner

The youngest ever is Lawrence Bragg, who won at age 25 (1915).
Fun fact: He shared it with his father — the only father–son pair to win together.

2. Einstein did NOT get it for relativity
Many people think Albert Einstein won for Relativity, but actually he won in 1921 to explain the photoelectric effect, which started quantum physics.

3. Only 4 women have won so far

Marie Curie

Maria Goeppert Mayer

Donna Strickland

Anne L’Huillier
Marie Curie is the only woman to win two Nobel Prizes (Physics & Chemistry).

4. The prize can be skipped

If the committee thinks there’s no worthy discovery that year, they simply don’t award it.
Example: No physics Nobel in 1916, 1931, and several others.

5. A maximum of 3 people can share

Even if a discovery has 100 contributors, Nobel rules allow only up to 3 winners, which is why many big collaborations (like LHC or LIGO) can’t all be awarded.

6. The "Nobel Prize" isn't given for mathematics

That’s why physics often rewards deep mathematical theories that change how we describe nature.

7. Marie Curie had to be added later

Initially, the nomination of Curie for 1903 Physics was only for her husband Pierre and Henri Becquerel.
When a committee member pointed out the unfairness, she was added.

8. First Physics Nobel (1901) was for X-rays

Wilhelm Roentgen won the first-ever prize for discovering X-rays, which changed medicine forever.

9. Some proved the theory decades later

Many Nobel Prizes in physics are given after 20–40+ years of discovery to ensure it's correct.

10. Neutrinos → 3 Nobel Prizes

Neutrinos are so mysterious they have earned three separate Nobel Prizes:

I)Discovery of the neutrino

II)Detection of solar neutrinos

III)Discovery of neutrino oscillation

04/12/2025

The WKB approximation is based on an expansion of the wavefunction in powers of what fundamental constant?

24/03/2025

✨ Mark your calendars, space lovers! 🌌 Here are the upcoming space events you won’t want to miss:

💫 March 18-21: Dual Visibility of Venus
Venus will shine in both the morning and evening skies for a few days in the Northern Hemisphere! This won’t happen again until 2033.

☀️ March 20: Day of the Equinox
The Sun will shine directly over the equator for the first time this year, making the length of day and night nearly equal.

🌑 March 29: Partial Solar Eclipse
The Moon will cover up to 93% of the Sun at its peak! 🌞🌑 This eclipse will last nearly four hours, starting at 4:51 AM EDT, and will be visible from parts of the Americas, Europe, and Africa.

☄️ April 22: Lyrid Meteor Shower
A dazzling meteor shower producing 10-15 meteors per hour! 🌠 Since the radiant rises before midnight, try spotting meteors before the fat crescent Moon rises after midnight.

🌙 April 25: Triple Conjunction – A Smiley Face in the Sky
The waning crescent Moon will align with Venus and Saturn, forming an enchanting "smiley face" in the sky!

🌌 Wishing you clear skies and bright sights! Happy sky-gazing 💜

06/03/2025

Translation invariance is an important concept in mathematics, physics, and computer science. It refers to a property of a system, object, or function that remains unchanged when it is translated (shifted) in space or time. Here are a few contexts where it is commonly applied:

1. Mathematics:
In functions, translation invariance means that shifting the input of the function does not affect its output properties. For example, if
𝑓
(
𝑥
)
=
𝑔
(
𝑥
+
𝑐
)
, the function is invariant under a translation by
𝑐

2. Physics:
Translation invariance is a key principle in the laws of nature. It states that the fundamental physical laws are the same no matter where you are in space or time.

For example, Newton's laws of motion or Maxwell's equations for electromagnetism are invariant under spatial translations.

3. Computer Vision and Machine Learning:
In deep learning, especially convolutional neural networks (CNNs), translation invariance ensures that an object can be recognized regardless of its position in an image.

For instance, a CNN can identify a cat in an image regardless of whether the cat is at the center or in a corner of the image.

4. Signal Processing:
Translation invariance means that if a signal is shifted in time, its properties (like its spectrum) do not change. This is a critical feature for systems like filters and Fourier transforms.

18/02/2025

would you ?...

19/08/2024

Did You Know
Despite the stereotype of bodybuilders and boxers slugging back raw eggs to build muscle, it's actually a very ineffective way to consume an egg. The body can only absorb around 50 percent of the protein in a raw egg compared to around 91 percent of the protein in a cooked egg (and with less risk of salmonella, to boot).

12/08/2024

Did You Know
Although it takes a mere eight minutes for photons to travel from the Sun to Earth, it takes tens of thousands of years for photons to escape the Sun's core and outer layers to move freely through space—all due to how dense the sun is and how many times the photons are deflected internally before breaking free.

09/07/2024

Did You Know
Alien hand syndrome is a rare but unsettling neurological disorder in which a person's hand moves and performs actions without their conscious control over it. These actions appear completely independent of the will of the hand/arm's owner and usually cause extreme distress in the patient.

29/07/2023

https://fb.watch/m4FOZjvPbr/?mibextid=9R9pXO

10/08/2022

12/07/2022

This is the picture we’ve all been waiting for—the deepest image of the cosmos ever captured. Billions of dollars and lifetimes of work have brought us to this historic moment.

Watch our short documentary on NASA's James Webb Space Telescope, the most powerful space telescope ever made.