You probably know someone who is affected by cancer. This disease results when cells divide uncontrollably and can make a person sick, sometimes very seriously.
Spiders have always lived alongside humans, so it’s surprising how much we still don’t know about them. One long-standing mystery was related to how spiders
Life and death are traditionally viewed as opposites. But the emergence of new multicellular life-forms from the cells of a dead organism introduces a “third
In cold-winter regions where air temperatures remain below zero, a layer of ice blankets lakes for several months. We might think that not much is
Mammals, from the mighty blue whale to the tiny shrew, inhabit nearly every corner of our planet. Their remarkable adaptability to different environments has long
Only about 600 people have ever traveled to space. The vast majority of astronauts over the past six decades have been middle-aged men on short-duration