13 Scientific Discoveries To Bring Us Up-To-Date
Science doesn't sleep just because you do.
![13 Scientific Discoveries To Bring Us Up-To-Date](https://s3.crackedcdn.com/phpimages/imageset/0/0/8/777008_320x180.jpg)
While you were sleeping, some scientist somewhere was working. We read through scientific journals so you don't have to in order to keep up on the cool science news. Here are 13 recent discoveries to delight your mind…
![Sea sponges can creep CRACKED.COM Sea sponges, previously thought immobile, can crawl slowly but they have to sacrifice bits of their bodies](https://s3.crackedcdn.com/phpimages/imageset/9/7/4/776974.jpg)
Source: Science Mag
![Scientists have developed human-monkey embryos. CRACKED.COM Human stem cells were injected into primate embryos and grew up to 20 days, giving us the possibility of more insight into development and evolution.](https://s3.crackedcdn.com/phpimages/imageset/9/7/2/776972.jpg)
Source: ScienceDaily
![Humans are wired to hear joyful screams better GRACKED.COM Researchers discovered screams of excitement are processed by the brain quicker and with more sensitivity than screams of horror.](https://s3.crackedcdn.com/phpimages/imageset/0/0/7/777007.jpg)
Source: ScienceDaily
![Coral reefs prevent flooding. CRACKED.COM One study showed that coral reefs are responsible for preventing $5.3 billion in U.S. property damage.](https://s3.crackedcdn.com/phpimages/imageset/9/7/1/776971.jpg)
Source: ScienceDaily
![Mars just might have life beneath its surface CRACKED.COM A new study says that the rocks of Mars' crust might create a similar environment as the one beneath the Earth's surface that supports microbial life.](https://s3.crackedcdn.com/phpimages/imageset/9/6/1/776961.jpg)
Source: ScienceDirect
![Being authentic on social media will make you happier CRACKED.COM People who display their authentic, not IDEALIZED, self online report greater levels of life satisfaction.](https://s3.crackedcdn.com/phpimages/imageset/9/7/0/776970.jpg)
Source: Scientific American
![Scientists were able to repair spinal cords with patients' own stem cells CRACKED.COM In one test group, half of patients with spinal cord injuries saw substantial improvement after receiving stem cell injections.](https://s3.crackedcdn.com/phpimages/imageset/9/7/3/776973.jpg)
Source: ScienceDaily
![Gesturing while learning helps you understand better CRACKED.COM New research shows that spontaneous hand movements can help students remember information better.](https://s3.crackedcdn.com/phpimages/imageset/9/6/5/776965.jpg)
Source: Scientific American
![Male lyrebirds deceive females into mating CRACKED.COM Some lyrebirds will imitiate the alarm calls of birds spotting a predator when a potential mate is about to leave, scaring her into staying with him to mate.](https://s3.crackedcdn.com/phpimages/imageset/9/6/4/776964.jpg)
Source: Scientific American
![Tyrannosaurs may have been social, like wolves. CRACKED.COM The carnivores may have hunted with social strategy, as wolf packs do.](https://s3.crackedcdn.com/phpimages/imageset/9/6/2/776962.jpg)
Source: ScienceDaily
![Mars once had rivers and lakes because of...clouds? CRACKED.COM A thin layer of icy clouds may have caused a greenhouse effect to give Mars non-frozen bodies of water, even when it would have gotten only a third of the sunshine we receive on Earth today.](https://s3.crackedcdn.com/phpimages/imageset/9/6/0/776960.jpg)
Source: ScienceDaily
![Cheating is more emotional than you may think CRACKED.COM In one study, 62.8% of cheaters had affection towards the new partner. Those who said they were less emotionally connected to their primary partner expressed more emotional intimacy with the new one.](https://s3.crackedcdn.com/phpimages/imageset/9/5/9/776959.jpg)
Source: Scientific American
![Lightning bolts help clean the atmosphere GRACKED.COM Lightning produce hydroxyl radical that breaks down molecules, including the greenhouse gas methane.](https://s3.crackedcdn.com/phpimages/imageset/9/5/8/776958.jpg)
Source: ScienceDaily