How obesity can improve the efficacy of cancer treatment: role of the sex hormone estrogens.

Rejuvenating the Aged Intestinal System

Cicada emergence alters forest food webs

During a recent periodical cicada emergence, over 80 bird species altered their foraging behaviors to feed on the abundant insects. This diet shift reduced the...

Size does not matter: direct estimations of mutation rates in baleen whales

Baleen whales were thought to have low mutation rates due to their size and long lifespan. By performing direct estimations of their mutation rates we found...

Discovery of the first radiation belt beyond the Solar System

A radiation belt is a doughnut-shape region around a celestial object where charged particles are trapped by a magnetic field. These magnetic structures were...

One million (paper) satellites

Plans for over one million satellites have been submitted to the International Telecommunications Union, a United Nations agency, in the last 6 years. Either...

How accurate is our memory?

Our memories often feel like records of the past. But the dominant view among scientists is that our personal memories are highly prone to error and not to be...

What were the ice age ‘stilt-legged’ horses of North America?

Were these extinct animals related to horses, donkeys, or zebras, or were they something else entirely? Using ancient DNA, we have finally solved this mystery.

High performance silks deployed by web building wolf spiders

Wolf spiders that build webs produce silks that perform differently than those that do not build webs, supporting hypotheses that web building and silk...

Fighting back antibiotic resistance: a new hope from the soil

Antibiotic resistance represents a critical threat for our health and disease treatment. New discoveries are crucial to develop further medicaments against...

Unveiling the secrets of ancient Egyptian ink

At the dawn of recorded history, ancient Egyptians already used different colors of inks to highlight important messages on papyri. We studied the composition...

How do plants breathe?

Breathing air in and out is something that we, as humans, perform in every moment of our lives. Plants do likewise thanks to tiny mouths called stomata.