The young sun may have captured several Mars- or Mercury-size exoplanets that now orbit in the outer reaches of the solar system, but identifying them will be extremely challenging.
The new model mimics the structure and function of the human conjunctiva in a lab dish, even producing its own tears.
Scientists have created a healthy rhesus monkey clone by providing the cloned embryo with a healthy placenta, paving the way for more efficient cloning of primates and other mammals.
Here's what you need to know about procrastination if your New Year's resolution is to stop dragging your feet.
To reach absolute zero, all of the particles within an object have to stop moving.
An entire universe made of 'dark' particles could exist within our own, and astronomers may know the first place to look: In the mysterious hearts of supposed 'mirror stars'.
An analysis of 42 ancient stars in the Milky Way reveals the first hints of nuclear fission in the cosmos, hinting at the existence of elements far heavier than anything found naturally on Earth.
Deal If you're a student using Google services, this Chromebook is a snip.
