Science

Biology

New insecticides attack the intestinal flora of bees

Bees are often exposed to dangerous insecticides when collecting pollen. © kojihirano/iStock if(document.documentElement.clientWidth<=1220){ //var divAdtile1 = document.getElementById("iqadtile1-wrapper"); var...
Elijah Burt -
Questions and Answers

What exactly happens with nuclear fusion and why is it not possible to use it for energy production?

Corey Houghton -
Earth & Climate

Since when has there been sound communication?

The tuatara, considered living fossils, also make sounds. © Gabriel Jorgewich Cohen if(document.documentElement.clientWidth<=1220){ //var divAdtile1 = document.getElementById("iqadtile1-wrapper"); var...
Ashton Edwards -
Questions and Answers

Why is a sewer cover always round?

Corey Houghton -
Questions and Answers

What about the rotation of the earth on its axis? Is it constant over the (millions of) years, or is there an evolution...

Corey Houghton -
Questions and Answers

When you see the sun, do you actually see it as it was millions of years ago?

Corey Houghton -
Questions and Answers

How do you calculate the distance from the moon to the earth?

Corey Houghton -
Questions and Answers

If I lie on my stomach on a mirror-free frozen lake, how many cm is the earth curved at a distance of 1 kilometer?

Corey Houghton -
Questions and Answers

How long is the distance between the sun and the earth?

Corey Houghton -
Questions and Answers

What are the movements of the moon, the sun and the planets how we perceive them from Earth? And why are those movements...

Corey Houghton -
Questions and Answers

How can I make sure that our dog bites less (he is still a puppy)?

Corey Houghton -
Questions and Answers

At what temperature does ice begin to sublimate in a vacuum?

Corey Houghton -
Questions and Answers

How thick does ice have to be before you can walk or skate on it?

Corey Houghton -
Questions and Answers

How far can one go back in time by drilling into the ice of Antarctica?

Corey Houghton -
Questions and Answers

Are HIV tests conclusive?

Corey Houghton -
Questions and Answers

My husband has hepatitis B. I have been vaccinated against hepatitis A and B. Now I am pregnant via sperm donation and I would...

Corey Houghton -
Questions and Answers

How come leaves on a tree get water, and this at higher altitudes?

Corey Houghton -
Questions and Answers

If I stand in an open field on a clear day with blue sky how high can I see?

Corey Houghton -
Questions and Answers

Why is a fire blue inside?

Corey Houghton -
Questions and Answers

How many LEDs do you have to put in series so that they don’t burn out when you connect them to a 220-230V power...

Corey Houghton -
1...291292293...571Page 292 of 571

Recent Articles

All about technology and science.
Contact us: khaobanmuang@gmail.com