science

We've found all the best Prime Day electric toothbrush deals that will save you money

We've found the best electric toothbrush deals to get you smiling this Prime Day from brands like Oral-B, Philips and AutoBrush.

These are the cheapest binocular deals you can buy on the last day of Prime Day

Hurry! Prime Day binocular deals end tonight! Last chance to save hundreds of dollars on the best binoculars — here are all the best Prime Day deals.

These are the top Prime Day health and fitness tech deals you can buy

Only a few hours left of Prime Day but you can still save on fitness gear: From Apple Watch to Beats earbuds and rowing machines, here are our favorite health and fitness deals for Prime Day.

These bacteria trigger a sex change in wasps — scientists finally know how

Scientists have uncovered how bacteria borrowed a gene from an insect to create female-only parasitic wasp populations, eliminating the need for males.

These 17th-century drawings of the sun by Kepler add fire to solar cycle mystery

Earth was cooler than usual in the 16th and 17th centuries and scientists are still trying to figure out why. New analysis of sunspot drawings by Kepler, in 1607, may shed some light.

ISS scientists make headway in cancer research: 'We're NASA, we do Moonshots'

NASA's Cancer Moonshot Initiative aims to harness microgravity conditions on the International Space Station to study the disease like never before.

NASA delays ISS spacewalks indefinitely to investigate spacesuit coolant leak

NASA had planned to hold its next spacewalk at the end of July, but now that's off the schedule. An investigation continues after a June 24 coolant leak during a spacewalk.

What it takes to keep NASA's flagship Chandra observatory flying for a quarter century

To celebrate the 25th anniversary of the flagship Chandra X-ray observatory, NASA released a behind-the-scenes look at the work it takes to keep the $1.5 billion telescope flying in space.

Is the James Webb Space Telescope really 'breaking' cosmology?

While headlines around the world claimed that these galaxies were "breaking" our understanding of the Big Bang, the truth is much more nuanced — and much more interesting.

Disney 'Dreams That Soar' drone show lights up sky with Star Wars, Marvel and more sci-fi favorites

Disney magic meets drone technology in new nighttime spectacular that includes fan-favorite characters from Star Wars, Marvel and more.

Europe's JUICE Jupiter probe flies by Earth on Aug. 20, and it may be visible to some skywatchers

Europe's JUICE Jupiter spacecraft will swing past Earth on Aug. 20, and some skywatchers in Southeast Asia and the Pacific Ocean region may be able to see it.

NASA announces Artemis 2 moon mission backup astronaut — Andre Douglas will support 2025 lunar liftoff

NASA astronaut Andre Douglas has been named the backup astronaut for three astronauts on NASA's round-the-moon mission. Douglas was certified for liftoff earlier this year.

Scientists say they can now forecast a strong El Niño years in advance

Scientists used thousands of years of past climate data to show that El Niño Southern Oscillations can be predicted more than two years in advance.

Save $200 on the Celestron NexStar 8SE in this Prime Day telescope deal

The best telescope on the market is now $200 with a Prime Day coupon at Amazon — grab the Celestron NexStar 8SE for $1,399 in this Prime Day telescope deal.

Save $76 on Celestron Nature DX 12x56 binoculars for Prime Day

The Celestron Nature DX 12x56 binoculars are fantastic for wildlife observation and stargazing — get them for $193.89 in this Prime Day binocular deal.

I love this huge 40% Prime Day fitness tracker deal on the Samsung Galaxy Watch 6

I review fitness trackers for a living and I recommend this massive 40% smartwatch discount on 2024's Samsung Galaxy Watch 6 ahead of the Watch 7's release.

Rock carvings of ancient Egyptian pharaohs found underwater near Aswan

Archaeologists discovered rock carvings featuring several pharaohs during an underwater expedition near Aswan, Egypt.

Why do strawberries have seeds on the outside?

While it may initially appear that strawberries are fruits covered in seeds, this is not actually the case.

Save a whopping $250 on one of the best Garmin watches with this anti-Prime Day deal

With this massive 28% discount, the premium Garmin fēnix 7X Sapphire Solar watch is now at its lowest-ever price and we've named it the best fitness tracker for tracking workouts.

One of the best star projectors now over 35% cheaper for Prime Day

This Prime Day star projector deal saves you $46 on one of the best star projectors — the Pococo Galaxy Star Projector is now over 35% off at Amazon.

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