India’s Physics Wallah raises $210M at $2.8B valuation even as edtech funding remains scarce
An Indian edtech startup has secured $210 million in fresh financing amid a tough funding environment for edtech companies in ...
New material with wavy layers of atoms exhibits unusual superconducting properties
MIT physicists and colleagues have created a new material with unusual superconducting and metallic properties, thanks to ...
Investopedia19h
Z, What It's Designation On a Stock Ticker Means
This extension is one of the fifth-letter identifiers after a company’s ticker symbol. What Is Z in the Nasdaq? The letter "Z" after the ticker symbol and a dot on the Nasdaq identifies a ...
New Scientist20h
We’ve just doubled the number of gravitational waves we can find
Nearly imperceptible quantum flickers used to limit how precisely we could detect the way space-time ripples, but squeezing ...
A handy guide to the universal language for the mathematically perplexed
Some elements of that earlier vision remain: Math for English Majors talks about numbers as nouns, verbs as calculations, and ...
Scientific American22h
Ultra-Precise Particle Measurement Narrows Pathway to ‘New Physics’
A long-awaited calculation of the W boson’s mass agrees with theory, contradicting a previous anomaly that had raised the ...
Astronomers can't agree on how fast the universe is expanding. New approaches aim to break the impasse
It is almost 100 years since scientists discovered the universe is expanding. In the decades that followed, the accuracy of ...