Lisa Ritchie

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This is What Happens to Your Body When You Stop Exercising

Probiotic bacteria may aid against anxiety and memory problems

People who took capsules containing Bifidobacterium longum 1714 reported less stress and fared better on memory tests, study finds<p>A daily capsule of probiotic bacteria may help people cope with mild anxiety and memory problems, according to a small study of healthy men.<p>Those who took the …

Negative pressure can be a silent killer within your startup. Learn to cope with it.

Foetal Cells Hide Out in Mum’s Body, But What Do They Do?

A mother’s children will remain part of her long after they leave her body and enter the world. This isn’t just a saying or a metaphor; it’s biological reality. Every foetus sends some of its own cells into its mother. They cross the placenta, travel through her bloodstream, and lodge in various …


A Record-Breaking New Artificial Leaf Makes Power From Sun And Water

The system can power a home or a car.<p>For some energy researchers, it’s the holy grail: How can technology cheaply and sustainably recreate photosynthesis, nature’s way of making fuel, which works way better at taking energy from the sun than anything we’ve been able to invent?<p>A new “artificial …

Clean Energy

Can we reverse the ageing process by putting young blood into older people?

A series of experiments has produced incredible results by giving young blood to old mice. Now the findings are being tested on humans. Ian Sample meets the scientists whose research could transform our lives<p>On an August morning in 2008, Tony Wyss-Coray sat in a conference room at the Veterans …