Biomedical technology

Blood bubbles reveal oxygen levels

Blood carries vital oxygen through our circulation system to muscles and organs. Acoustic tools can create small bubbles in our blood, capable of changing in response to oxygen and signifying oxygen levels.

Diseases, Conditions, Syndromes

Lung model proves viability of spectroscopy technique

Take a nice, deep breath. Now imagine your lungs: Myriad airways like branches, each with tiny alveoli-like leaves. This alveolar structure is key to the absorption of oxygen and excretion of carbon dioxide that we call "breath." ...

Vaccination

WTO again fails to agree on Covid vaccine patent waiver

The World Trade Organization said Friday its member nations had again failed to agree to suspend intellectual property rights for COVID-19 vaccines, with some countries doubting a deal could be reached unless certain delegations ...

Neuroscience

Neuroscientists roll out first comprehensive atlas of brain cells

When you clicked to read this story, a band of cells across the top of your brain sent signals down your spine and out to your hand to tell the muscles in your index finger to press down with just the right amount of pressure ...

Medical research

How our unique brain takes shape during mid-pregnancy

About four or five months after conception, a burst of synaptic growth begins in the prefrontal cortex (PFC) of the human fetus. And within this tangled mass of connections, the developing brain acquires the unique properties ...

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