Answers to Science Questions

The body of a floating astronaut would have to decompose eventually, wouldn't it?

Why can we catch some diseases more than once, but others give us lifelong immunity?

With a changing climate, what could happen to medicinal plants?

NASA announces plans for a rover to return to the moon and also proposes a manned mission to the lunar surface

With a CO2 shortage that could affect the food industry, can we just use the extra carbon in the atmosphere?

Only a fraction of the universe is visible to the naked eye: how do we observe that which can't be seen?

What is herbarium and how do we record plants with potential medicinal properties?

Does cutting down on fossil fuel prove to be more cost effective for the green energy consumer?

Does ethnobotany have the solution to antibiotic resistant superbugs?

Particles could be launched into the atmosphere to cool the Earth, but at what cost?

Climate change is reshaping our environment, but how dramatically?

Data from centuries ago are important for modelling our changing climate, but should we have faith in them?

Stars like the 1181 AD 'Guest Star' are no longer visible, so how can we work out what they were?

Do frogs ever need a really good scratch?

As our Universe expands, light stretches and so loses energy... but where does this energy go?

From digestion to absorption to incorporation: how long does it take for food to become part of us?

Crows thrive due to their ability to adapt to new environments, how intelligent are they?

How and why are insect populations on the decline?

Can we link historic pandemics back to different strains of coronavirus?

Difficult question? Wait until you hear this simple analogy

Hear how the fantastic Mr Fox does or doesn't live up to his stereotype

With insect populations in steep decline, which of your favourite foods are at risk?

A trip down plague lane with Kyle Harper

How are smart devices able to measure heart rate without being invasive?