All Science
Earth is locked into 5 degrees Celsius of global warming? Not so fast.A recent climate study implied that Earth was 'locked into' 5 Celsius degrees of warming, but experts say that forecast is off-base
Earth CO2 levels: Have we crossed a point of no return?Earth CO2 levels:聽The annual low for atmospheric concentrations of carbon dioxide has crossed the 400 parts per million threshold, a level not seen for millions of years.
Did your zodiac sign change? Don't worry, NASA says astrology is still fakeNASA kicked up an internet firestorm when it explained that the tilting of Earth's axis has caused the traditional astrological signs to shift. Why you shouldn't worry if you are no longer a Taurus.
How Elon Musk plans to bring humanity to MarsElon Musk laid out plans Tuesday to send colonists to Mars by 2024 and eventually make the trip 'affordable for everyone who wants to go.'聽
Could ornamented skulls have helped dinosaurs get big?Most humongous theropod dinosaurs sported horns, bony crests, or knobs atop their heads, but the little ones weren't so fashionable, say paleontologists. And that pattern could have evolutionary significance.
First LookBlack moon rising: Friday's rare lunar event explainedThis week鈥檚 black moon is the latest in a slew of seemingly special lunar events 鈥 blue moons, blood moons, supermoons and more. But聽why do we make such distinctions?
First LookMercuryquakes? Planet nearest to the sun may have tectonic activity.Recently obtained photographs from NASA's MESSENGER probe indicates that the planet may be geologically active.
First LookIt's warmer now than it has been in 120,000 years, say scientistsA study by a doctoral student at Stanford University predicts the Earth will eventually reach its hottest point in two million years, but other scientists say that's a tough call to make.
Could Neanderthals hear the same sounds as humans?Neanderthal ear ossicles look remarkably different from those in modern humans, but they function surprisingly similarly, say scientists. What could this say about Neanderthals' capacity for speech?- Why scientists are so thrilled by the icy geysers on EuropaNASA announced Monday 'surprising evidence of activity that may be related to the presence of a subsurface ocean on Europa.' That reinforces previous research, making the Jupiter moon a strong candidate in the hunt for alien life.
- First LookSpaceX Raptor test: Is this the rocket that will take humans to Mars?Elon Musk tweeted photos of the test firing of the聽Raptor 'interplanetary transport engine,' as he prepares to deliver a speech at the聽International Astronautical Conference on making humanity a 'multiplanetary species.'
First LookWhy NASA is so interested in Jupiter's frozen moonOn Monday, NASA plans聽to discuss 'surprising' new activity from Jupiter's ice-covered satellite, Europa 鈥 our solar system's聽primary candidate for harboring potential life.
First LookChina tests world鈥檚 largest radio telescope: What's it hunting for?FAST has already discovered a pulsar about 1,351 light years away. Could the radio telescope discover signs of alien life too?聽
Did the Vikings help distribute cats around the world?The largest genetic study of cat DNA from specimens from 15,000 years ago to the 18th century suggests that the felines accompanied early mariners on boats, spreading across the world with seafaring civilizations like the Vikings.
How satellites are helping decode human-caused earthquakesPrior to 2008, the US Geological Survey had never recorded an earthquake in the Dallas-Fort Worth area, but since then the area has seen almost 200.
First LookIf aliens call, should we answer? Stephen Hawking weighs inStephen Hawking once more warns that聽鈥渕eeting an advanced civilization could be like Native Americans encountering Columbus 鈥 that didn鈥檛 turn out so well.鈥
First LookSpaceX explosion traced to its helium system. Now what?A breach in the helium system caused the explosion earlier this month, says SpaceX. The company - which aims to resume flights in November - says the lessons it learned from this explosion will produce a safer flight experience.
First LookSinging fish: Unraveling the secrets of mysterious humming at nightCalifornia houseboat residents in the 1980s thought the sound came from a Navy experiment or extraterrestrials. It was actually the plainfin midshipman fish's song, which, according to a new study, is caused by its circadian rhythms.
First LookRosetta pictures of summer fireworks on comet 67P explainedIn a study published Friday, scientists reported that the fireworks captured by Rosetta spacecraft鈥檚 camera during its two-year, close-up study of comet 67P/Churyumov-Gerasimenko were coming from the comet鈥檚 surface.
First LookLight-bending technique helps scientists find planets orbiting two sunsA newly confirmed star system helps validate the use of the microlensing technique in the search for other worlds.