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Divya Sehgal
Recent articles by Divya Sehgal
Animal mating rituals |
5 weird ways animal hook up
There are plenty of bizarre animal mating rituals out there – some like ours, some not so much.
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Nature
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How long could you live submerged up to your chin in water?
If you were lost at sea being continuously submerged in water would soon affect your body.
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The Human Body
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What animal collectively makes up the largest biomass on Earth?
When it comes to biomass, it's not the size that counts...
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Nature
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When we lose weight, where does the fat go?
When you burn off those extra pounds, the fat is transformed into other by-products through a series of difference process.
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The Human Body
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How does sugar act as a preservative?
Jams and preserves are excellent at keeping bacteria at bay, so make sure you concentrate as to why.
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Everyday science
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How far can migrating birds fly non-stop?
Some high flyers of the bird world can fly further and for longer than any long-haul flight we would be able to endure.
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Nature
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Do allergies, such as hay fever, follow cycles?
It might seem like hay fever follows a seven-year cycle, but that's more to do with humans' love of patterns.
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The Human Body
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Does it take less energy to make an energy-saving light bulb than a normal bulb?
It's a bright idea to use eco-friendly lightbulbs.
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Everyday science
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How clean is the Mediterranean?
Despite efforts to clean up the Mediterranean sea, it is still one of the most polluted oceans on Earth, but just how bad is it?
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Planet Earth
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Why do coincidences happen?
很有可能发生,你小姐ght just not recognise it.
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Everyday science
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Why do we chew things when anxious or concentrating?
Studies have shown that chewing gum may help out your brain, from helping you avoid distraction to reducing stress responses.
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The Human Body
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Why did white skin evolve?
The apes that we’re descended from probably had pale skin under their dark fur, just as modern chimpanzees have now.
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The Human Body
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How do animals recognise other members of their own species?
Species recognition varies from animal to animal, but generally they use their senses, just like us.
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Nature
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Do petroleum products like petrol and diesel have a shelf-life?
Both petrol and diesel can expire even under the best conditions, but there are ways of treating fuel to be able to store it for longer.
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Everyday science
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How many wind turbines would be needed to power the whole of the UK?
For the entirety of the UK to depend on wind power alone we'd need an awful lot of turbines and more than the occasional breeze.
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Everyday science
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Does the Sun make a noise?
If you could survive a journey into the hot, busy centre of the sun what would you hear, if anything?
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Space
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How much salt would I need to float in my bath?
Eureka! You can float in your bathtub by increasing the water's density. However, you're going to need an awful lot of salt.
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Everyday science
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Is it possible to map the ocean floor using satellites?
Satellite oceanography is a technique that measures the minute variations in sea-level to map the topography of the sea bed beneath.
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Future Technology
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