Answers to Science Questions

Does growing tomatoes at home reduce carbon footprint? Or are supermarket punnets better for the planet?

The invisible stuff is an essential part of our universe, but does it come in lumps or as grains of sand?

Could the secret to preventing ageing be found in other species?

Is Jeff Bezos an astronaut ? Why not get in touch and let us know what you think?

Why do some people have different colour eyes, and will their kids inherit the same colours?

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?