Lesley Sebastian Naidoo Scientist

30/04/2026

25/04/2026

Advancing Planetary Health Through Community-Led Recycling in eThekwiniSituated within the dynamic urban and coastal environment of Durban, under the jurisdiction of eThekwini, the Forward Durban – One Health Environmental Stewardship Project represents a coordinated, multi-sectoral initiative aim...

13/04/2026

Quantum physics is usually confined to atoms and particles, far removed from everyday experience. A thrown ball never passes through a wall, and energy does not arrive in neat packets. Yet recent work shows that these rules are not limited to the microscopic world. Researchers have demonstrated quantum tunneling and energy quantization in a system large enough to hold, revealing that quantum behavior can survive far beyond individual atoms.

In these experiments, a superconducting electrical circuit was engineered so carefully that it behaved as a single quantum object. Instead of remaining stuck in one stable state, the system abruptly shifted to another, effectively tunneling through an energy barrier that should have been impossible to cross using classical physics. At the same time, the circuit absorbed and released energy only in fixed amounts, exactly as quantum theory predicts.

This result matters because it closes the gap between theory and intuition. It shows that quantum laws are not fragile quirks that vanish as systems grow larger. Under the right conditions, the same strange rules that govern electrons can shape objects we can see, measure, and hold, reshaping how we understand the boundary between the quantum world and everyday reality.

24/03/2026

Veins … Valves

20/03/2026

15/03/2026

Untreated sleep apnea could shorten your life in ways most people overlook, study shows.

Sleep apnea is more than loud snoring or restless nights, it may quietly put your health and lifespan at risk. This common condition causes repeated pauses in breathing during sleep, which starves the body of oxygen and forces the brain to jolt you awake dozens of times each night. Over time this pattern of disruption and oxygen drop can trigger stress responses in the body that go far beyond feeling tired the next day. Researchers have found that people with untreated sleep apnea face a higher risk of dying earlier compared with those who do not have the condition.

The reason lies in how fragmented sleep and low oxygen levels damage vital systems. Each breathing pause raises stress hormones, elevates blood pressure, and puts strain on the heart. This adds up night after night to create a higher chance of heart attacks, strokes, and metabolic problems like diabetes. Sleep apnea is also linked with mood disorders, cognitive decline, and accidents due to fatigue.

What makes this condition especially concerning is how easily it can go unnoticed. Many people assume snoring is harmless or accept daytime fatigue as normal. But simple screening and treatments such as tailored breathing devices can dramatically improve sleep quality and reduce health risks. Catching sleep apnea early may not just improve your mornings, it could literally add years to your life.

Research Paper 📄
DOI: 10.1038/s41514-025-00283-4

10/03/2026

Chicken pox

13/02/2026

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08/02/2026